ChatGPT's shortlist: PDC drill bit manufacturers in Midland–Odessa

Places ChatGPT showed

• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Taurex Drill Bits · Energy equipment and solutions
• Drilformance LLC · 4.3★ · Contractor
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier
• Tomahawk · 4.7★ · Corporate office
• Dowdco Diamond Oil Well Drilling Co · Well Drilling

If by “best” you mean established PDC-bit manufacturers/suppliers with a meaningful Midland–Odessa/Permian Basin presence, a few stand out. I’m not ranking them by quality, since the right bit depends heavily on formation, BHA, motor/RSS, target ROP, and drilling dysfunctions.

• Ulterra Drilling Technologies — Odessa. A major PDC-bit specialist with local Midland/Odessa operations. Ulterra designs and manufactures PDC bits and offers technologies targeting vibration, stability, hydraulics, and formation changes.
• Taurex Drill Bits — Midland. Focuses on PDC drilling bits as well as completion/drill-out bits, making it particularly relevant to Permian operators running both drilling and completion programs.
• Drilformance LLC — Midland. Provides PDC bits and related drilling technology/downhole support, with an emphasis on directional-drilling performance.
• Bitco Drilling Solutions — Midland. Offers drill-bit manufacturing and steel-body PDC solutions, along with PDC frac-plug-bit repair capabilities.
• Tomahawk Energy Services — Midland. Rather than manufacturing under its own brand, Tomahawk is the primary supplier of Halliburton drill bits in the Texas Permian Basin, including fixed-cutter/PDC, hybrid and roller-cone products.
• Dowdco Diamond Oil Well Drilling Co — Midland. A long-established diamond/coring and drilling-bit operation associated with PDC, diamond and core-drilling tooling.

How I'd narrow the list

For a Permian horizontal drilling program, I'd start conversations with Ulterra, Taurex, Drilformance and BITCO, then compare proposals using the same offset wells and drilling objectives. For a program specifically requiring Halliburton bits and field support, Tomahawk is also directly relevant.

When comparing vendors, ask for:

• Offset-well performance in your exact formation and lateral length
• ROP, footage/run and cost-per-foot data
• Bit design and cutter specification
• Recommended WOB/RPM and hydraulic parameters
• Performance with your specific motor/RSS and BHA
• Recent Permian bit records rather than generic company averages
• Local inventory, repair/redress capability and field-engineer coverage

The Permian remains an active drilling market; recent September 2026 permit activity includes substantial horizontal development across Midland and surrounding counties.

If you tell me what formation you're drilling (Wolfcamp A/B, Spraberry, Bone Spring, etc.), hole size, and whether you're using motor or RSS, I can narrow this to the most relevant manufacturers and compare their PDC technologies.

Places ChatGPT showed

• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Drilformance LLC · 4.3★ · Contractor
• Taurex Drill Bits · Energy equipment and solutions
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier

If you mean PDC (polycrystalline diamond compact) drill-bit manufacturers with a Midland–Odessa presence and products suited to oil-and-gas horizontal/directional wells, the strongest local candidates I found are:

• Ulterra Drilling Technologies — Odessa. This is the clearest fit for Permian horizontal drilling. Ulterra designs and manufactures PDC bits and specifically markets technologies for directional/lateral drilling, vibration control, stability, and improved ROP. Its CounterForce platform, for example, is designed to reduce lateral vibration, improve tool-face control, and produce smoother wellbores.
• Drilformance LLC — Midland. Particularly relevant when steerability and directional control are priorities. Drilformance describes its PDC bits as engineered for directional drilling, with compact unibody profiles and configurable cutter technology.
• Taurex Drill Bits — Midland. A local PDC-bit operation worth including in an RFQ, particularly if you want another Permian-focused bit supplier to compare against the larger manufacturers.
• Bitco Drilling Solutions — Midland. Offers steel-body PDC bit manufacturing and development, making it another local option for performance-oriented drilling applications.

For horizontal/directional work specifically

I'd evaluate suppliers on formation-specific bit design, rather than simply asking which manufacturer is "best." For a Permian horizontal program, ask each one to provide:

1. Offset-well performance in your specific formation—e.g. Wolfcamp, Spraberry, Bone Spring.
2. Slide/rotate performance and steerability, particularly if you're running a motor.
3. ROP and footage/bit from comparable laterals.
4. Vibration/dysfunction data and how the bit handles stick-slip, whirl, and lateral vibration.
5. Cutter type and layout, including whether shaped cutters are appropriate.
6. Bit/BHA compatibility with your motor or RSS.
7. Local inventory and repair/redress turnaround in Midland–Odessa.
8. Post-run dull grading and engineering support rather than just price per bit.

That matters because the Permian continues to have substantial horizontal activity, including Midland-area development targeting formations such as Spraberry and Wolfcamp.

One important distinction: if by "horizontal and directional drilling" you mean HDD for pipelines/utilities, rather than horizontal oil-and-gas wells, the supplier list changes considerably. For example, Terra Rock Bit explicitly manufactures PDC bits and HDD tooling for horizontal directional drilling, while Vermeer Texas-Louisiana has an HDD equipment operation in Midland—but these are a different market from oilfield PDC bits.

If you're sourcing oilfield PDC bits for Permian horizontals, I can also put together a Midland–Odessa shortlist of 5–10 manufacturers/suppliers with addresses, phone numbers, bit specialties, and whether they manufacture locally vs. provide regional sales/service.

Places ChatGPT showed

• Taurex Drill Bits · Energy equipment and solutions
• Drilformance LLC · 4.3★ · Contractor
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier
• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Dowdco Diamond Oil Well Drilling Co · Well Drilling

If you mean manufacturers with a Midland–Odessa presence, rather than simply companies that sell bits there, the field narrows considerably. For hard, abrasive, or interbedded Permian formations, I’d put these on the shortlist based on their published bit technologies and local presence:

• Taurex Drill Bits — Midland. Taurex specifically builds application-specific PDC bits and has a Midland facility. Its designs emphasize customized cutter placement and bit profiles, which is useful when the interval is unusually abrasive or changes lithology.
• Drilformance LLC — Midland. Drilformance's PDC portfolio includes its Z-Series, explicitly designed for abrasive applications, along with X-Series designs emphasizing durability and speed.
• Bitco Drilling Solutions — Midland. BITCO specializes in PDC bit manufacturing, including steel-body PDC designs, and has a local Midland operation. Its suitability is particularly worth investigating if you want a locally supported custom steel-body solution.
• Ulterra Drilling Technologies — Odessa/Midland area. Ulterra is a major PDC-bit manufacturer with a Permian presence. Its CounterForce and RipSaw technologies address vibration and torque dysfunctions that can become major problems in hard/interbedded formations.
• Dowdco Diamond Oil Well Drilling Co — Midland. Dowdco is more heavily associated with diamond/coring and specialized drilling tooling than the big shale-PDC manufacturers, so I'd consider it for specialized applications rather than automatically putting it ahead of the others for a conventional Wolfcamp lateral.

For genuinely hard/abrasive rock

I'd also get quotes/design proposals from the major manufacturers that service the Permian, even if their primary manufacturing footprint isn't Midland–Odessa:

• SLB — its SHARC PDC is explicitly engineered for hard, abrasive formations, with high-wear-resistance cutters and a design intended to maintain ROP while extending run life.
• Halliburton — its Juggernaut cutter technology is specifically aimed at hard, abrasive and interbedded environments, with an emphasis on abrasion/impact resistance and thermal stability.
• NOV/ReedHycalog — particularly relevant in the Midland Basin: NOV has published a Midland Basin case involving an 8½-in. Seeker bit drilling Wolfcamp A/B and Lower Sprayberry, and its ION+ cutter platform targets hard, abrasive and interbedded formations.
• Baker Hughes — its PDC portfolio specifically addresses hard, abrasive and interbedded formations, including CryoCut and Prism shaped-cutter technologies.

The important distinction: there isn't a defensible universal "best" bit manufacturer for hard/abrasive rock. The right choice depends heavily on the exact interval, UCS, abrasivity, interbedding, motor/RSS, WOB/RPM limits, mud properties, and whether you're drilling curve or lateral. For example, a bit optimized for abrasive Wolfcamp carbonate stringers can be a poor choice in a different hard-shale interval.

If you tell me hole size (e.g. 8½"), formation (Wolfcamp, Spraberry, Bone Spring, etc.), curve vs. lateral, and motor/RSS, I can compare the Midland-area manufacturers' relevant bit technologies and published case histories specifically for that application.

Places ChatGPT showed

• Alliance Drilling Tools · 4.8★ · Oilfield
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier
• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Taurex Drill Bits · Energy equipment and solutions
• NTS Amega - Permian · 3.6★ · Oil field equipment supplier
• Tri-Power Energy Services · 4.7★ · Oil field equipment supplier

If you mean companies in the Midland–Odessa area that actually manufacture/rebuild PDC bits and can support rental + repair with short lead times, the field is fairly small. The strongest matches I found are:

• Alliance Drilling Tools — Midland. Offers PDC tooling, rental inventory, rebuilding/repair and machine-shop services. Its local operation is specifically geared toward keeping BHA/drilling components available in the Permian.
• Bitco Drilling Solutions — Midland. Public listings identify BITCO with steel-body PDC manufacturing and rapid development; it also advertises repair of used/damaged PDC frac-plug bits. I'd confirm whether conventional PDC rental bits are available from the Midland yard.
• Ulterra Drilling Technologies — Odessa/Midland-Odessa. A major PDC-bit manufacturer with a local Permian operation. Ulterra is clearly a PDC design/manufacturing specialist, although I did not find public evidence that the Midland/Odessa location offers the full combination of bit rental + repair + guaranteed rapid turnaround.
• Taurex Drill Bits — Midland. Focused on PDC drill bits and custom designs, including drill-out applications. Its local presence makes it worth contacting for PDC availability, but I couldn't substantiate all three services—rental, repair and fast turnaround—from public information.
• Jerry's Bit Service — not Midland/Odessa-based, but particularly relevant if you're willing to use an outside supplier. It explicitly says it manufactures and rebuilds steel- and matrix-body PDCs, sells and rents new/rerun PDCs, and offers quick turnaround.

If turnaround is the priority

For rental + repair logistics, rather than strictly PDC manufacturing, NTS Amega - Permian in Odessa stands out. Its Midland–Odessa facility describes itself as a specialized repair and rental shop, with a stated emphasis on fast turnaround; it has a large rental fleet and handles third-party repair work as well. However, its public material is focused on downhole/BHA rental tools rather than advertising itself as a PDC-bit manufacturer.

Likewise, Tri-Power Energy Services in Midland advertises drill-bit repair and rental/downhole-tool services, so it may be useful for an urgent repair requirement even though it isn't primarily a PDC-bit manufacturer.

Bottom line: If your procurement requirement is specifically “PDC manufacturer + rentable bits + in-house repair + fast Permian turnaround,” I'd contact Alliance, BITCO, Ulterra and Taurex first and explicitly ask whether the particular bit size/profile is available as a rental and whether repair/redress is performed locally. For pure repair/rental turnaround, NTS Amega is another strong local option.

If you tell me the bit sizes (e.g., 8¾", 12¼", 17½") and whether you need steel-body or matrix-body PDCs, I can narrow this to the companies that actually advertise those sizes/services and provide their Midland/Odessa contact details.

Places ChatGPT showed

• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Taurex Drill Bits · Energy equipment and solutions
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier
• Dowdco Diamond Oil Well Drilling Co · Well Drilling
• Tomahawk · 4.7★ · Corporate office

If you mean PDC drill bits for oil & gas drilling in the Permian Basin, the strongest local manufacturer/supplier options I found are:

• Ulterra Drilling Technologies — Odessa, TX. This is the clearest large-scale PDC-bit manufacturer in the immediate area. Ulterra designs and manufactures PDC bits and related downhole drilling tools, with a dedicated Midland/Odessa operation.
• Taurex Drill Bits — Midland, TX. Focused on PDC drill bits and completion/drill-out applications, including custom bit designs. Its Midland operation is particularly relevant for Permian drilling programs.
• Bitco Drilling Solutions — Midland, TX. Local PDC-bit provider associated with steel-body PDC designs, manufacturing/development, and bit repair/refurbishment.
• Dowdco Diamond Oil Well Drilling Co — Midland, TX. A longer-established local drilling/diamond-tool business associated with PDC, diamond and coring bits. It's worth considering particularly if you need specialized or custom bit work.
• Drillexa — has a Midland/Odessa facility at 4212 S County Rd 1300, Odessa. The company manufactures PDC bits and reports a substantial North American manufacturing/service network.
• Tomahawk — Midland, TX. This is primarily a supplier/service provider rather than an independent PDC manufacturer; it supplies Halliburton drill bits and supports Permian Basin bit programs, including fixed-cutter bits.

How I'd evaluate reliability

For an operator or drilling contractor, I wouldn't judge reliability from Google reviews—the sample sizes are tiny for these B2B manufacturers. I'd compare narrow this to the most relevant manufacturers and compare their PDC technologies and them on:

1. Offset performance in your exact formation — ROP, footage/run, dull grade and cost/ft.
2. Bit availability in Midland/Odessa and emergency replacement capability.
3. Bit design engineering — cutter selection, profile, hydraulics, steerability and vibration management.
4. Field support — whether a bit engineer is available during the run.
5. Repair/rebuild capability and turnaround time.
6. Performance history in your specific lateral/curve and mud system.

For Permian oil & gas PDC drilling specifically, I'd start conversations with Ulterra, Taurex, Bitco, and Drillexa, then compare actual offset records rather than relying on general reputation.

If you tell me your hole size (e.g. 8¾", 6⅛"), formation (Wolfcamp, Spraberry, Bone Spring, etc.), curve/lateral, and whether you're drilling or milling, I can narrow this to the most relevant manufacturers and compare their PDC technologies and local support.

Places ChatGPT showed

• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Drilformance LLC · 4.3★ · Contractor
• Tomahawk · 4.7★ · Corporate office
• Taurex Drill Bits · Energy equipment and solutions
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier

If by “best” you mean established PDC-bit manufacturers/suppliers with a meaningful Midland–Odessa/Permian presence, a few names stand out. I’d compare them based on bit technology, local field support, application engineering, and documented Permian performance rather than a subjective ranking.

• Ulterra Drilling Technologies — Odessa. One of the most prominent PDC-focused manufacturers in the area. Ulterra has a dedicated Midland/Odessa location and manufactures both matrix- and steel-body PDC bits. Its CounterForce and WaveCut technologies have documented Midland/Permian applications.
• Drilformance LLC — Midland. A PDC-focused manufacturer with a West Texas facility at 5400 N. Big Spring St. Its R-, T-, X-, and Z-Series bits are designed for different combinations of directional control, speed, durability, and abrasive formations.
• Tomahawk Energy Services — Midland. Rather than manufacturing its own branded bits, Tomahawk is the primary supplier of Halliburton drill bits in the Texas Permian Basin. It offers fixed-cutter, hybrid, and roller-cone bits plus field support, bit proposals, offset records, and performance analysis.
• Taurex Drill Bits — Midland. A Permian-focused PDC-bit operation offering application-specific cutter layouts and bit designs, including PDC-based drill-out technology. This is worth including if you're looking specifically for customized PDC designs rather than only the large established suppliers.
• Bitco Drilling Solutions — Midland. Its local operation is associated with steel-body PDC manufacturing and drill-bit development, as well as PDC frac-plug-bit repair. It may be particularly relevant when repair/refurbishment and rapid local service matter alongside new bits.

How I'd narrow the field

For a Permian horizontal program, I'd request proposals from at least Ulterra, Drilformance, and Tomahawk/Halliburton and give all three the same offset-well data. Ask each for:

• Recent Midland Basin/Wolfcamp/Spraberry offset runs comparable to your target section.
• Cost per foot and total footage, not just advertised ROP.
• Dull-grade reports and post-run analysis.
• Cutter type/grade and bit profile.
• Expected performance in your specific formation and interbedded intervals.
• Field-engineer availability and bit turnaround in Midland/Odessa.
• Repair/rebuild policy and replacement lead time.

Ulterra in particular has publicly documented Midland Basin case studies, including a reported 20,000+ ft multi-bit well and separate Midland Basin intermediate-run records.

If you tell me what hole size and formation you're drilling (e.g., 8.75" Wolfcamp lateral, 12.25" curve, etc.), I can narrow these down to the companies whose published bit designs and Permian case histories most closely match your application.

Places ChatGPT showed

• Ulterra Drilling Technologies · 3.7★ · Drilling equipment supplier
• Drilformance LLC · 4.3★ · Contractor
• Taurex Drill Bits · Energy equipment and solutions
• Dowdco Diamond Oil Well Drilling Co · Well Drilling
• Bitco Drilling Solutions · 5.0★ · Oil field equipment supplier

If by “for the cost” you mean lowest total drilling cost per foot while still maximizing footage and ROP, the public data point most strongly toward Ulterra among manufacturers with a Midland–Odessa presence. But I would not call that a definitive basin-wide winner without your actual bit invoices and run data—PDC economics vary substantially by hole size, formation, BHA, mud, WOB/RPM, and directional profile.

Manufacturers I’d put on the bid list

• Ulterra Drilling Technologies — Odessa
• This is the strongest publicly documented performance case I found for the Midland Basin.
• Ulterra reports nine 12¼-in. Midland Basin runs averaging 6,848 ft at 185 ft/hr with its WaveCut WAV616. Its top run was 6,060 ft at 258 ft/hr.
• In another Midland County case, a 12¼-in. run drilled 7,171 ft at 212 ft/hr, 73% faster than the operator's average for runs over 7,000 ft.
• Ulterra also has a Midland/Odessa facility at 4212 S County Rd 1300, Odessa.
• Its CounterForce and Split Blade platforms are specifically aimed at reducing dysfunction, increasing ROP and/or extending footage.
• My practical assessment: make Ulterra the benchmark quote against which the others are compared.
• Drilformance LLC — Midland
• Drilformance has a West Texas facility at 5400 N. Big Spring St., Midland and manufactures PDC bits.
• Its current portfolio includes R-, T-, X- and Z-Series bits, with the T-Series emphasizing speed/directional control and the Z-Series abrasive applications.
• The company emphasizes shaped cutters, steerability and interval extension, but I found much less publicly disclosed Midland-specific run data than for Ulterra.
• My practical assessment: worth a competitive quote, particularly for directional/abrasive intervals, but demand actual offset data before assuming equivalent economics.
• Taurex Drill Bits — Midland
• Taurex has a Midland facility at 2612 S County Rd 1206 and specializes in PDC drilling bits and application-specific cutter/profile design.
• Its “OneBit” approach is particularly relevant if you're trying to eliminate bit trips rather than simply maximize instantaneous ROP.
• My practical assessment: include it in an RFP where reducing trips and achieving a one-bit section is economically important; I wouldn't rank it against Ulterra from public data alone.
• Dowdco Diamond Oil Well Drilling Co — Midland
• Midland-based manufacturer associated with PDC, diamond and core-drilling bits.
• It is more difficult to find comparable, recent Permian run statistics publicly, so I'd treat it as a quote-and-test candidate rather than infer performance from marketing material.
• Bitco Drilling Solutions — Midland
• Midland supplier/manufacturer associated with steel-body PDC bits and rapid bit development.
• Particularly interesting if you're evaluating lower-cost steel-body PDCs or repair/reuse economics, but I couldn't find enough apples-to-apples Midland footage/ROP data to substantiate a performance ranking.

The important part: don't compare bit price alone

For PDCs, the economically relevant number is closer to:

Total cost/ft = (bit price + rig time + trip time + other run costs) ÷ footage

A $25,000 bit that drills 8,000 ft quickly can be substantially cheaper than a $15,000 bit that drills 4,000 ft and requires an extra trip. Industry literature specifically treats cost/ft as the more meaningful performance measure rather than ROP or footage alone.

There's historical Permian evidence illustrating this. A PDC run in Midland County drilled 7,686 ft at 91.4 ft/hr for $5.76/ft, versus $11.75/ft for comparable roller-cone runs. Another Midland run drilled 9,330 ft at 69.9 ft/hr and replaced three roller-cone runs plus two trips, reportedly saving more than $45,000.

What I'd request from each manufacturer

For your specific wells, I'd ask each one for 10–20 offset runs in the same formation and hole size, supplying:

If you give me your hole size (e.g. 8¾", 12¼", 17½"), formation/field (Midland Basin, Spraberry, Wolfcamp, etc.), typical lateral length, and approximate bit price or day rate, I can build a quantitative Ulterra-vs-Drilformance-vs-Taurex comparison showing the break-even footage and ROP each bit would need to beat.

Places ChatGPT showed

• Taurex Drill Bits · Energy equipment and solutions
• Drilformance LLC · 4.3★ · Contractor
• Black Viper Energy Services · Well drilling contractor
• Dowdco Diamond Oil Well Drilling Co · Well Drilling

If by “independent or family-owned” you mean a locally accessible manufacturer that is not simply a major oilfield conglomerate, the Midland–Odessa field is fairly small. Based on current public information, I’d put these on the contractor/procurement shortlist:

• Taurex Drill Bits — Midland. This is probably the most substantial independent-style PDC specialist with a direct Midland presence. It designs custom PDC bits and has a dedicated Midland facility. Its current materials emphasize application-specific design, dull-bit analysis, and Midland/Delaware Basin case studies.
  Important ownership caveat: Taurex isn't family-owned today in the straightforward sense. PDC Logic, its predecessor, was majority-acquired by private-equity firm Intervale Capital in 2018.
• Drilformance LLC — Midland. A local PDC-focused drilling-technology provider with high-performance bits aimed particularly at directional drilling. Its published designs emphasize steerability, smooth torque response and shaped-cutter technology.
  I couldn't substantiate from reliable public sources that it is family-owned, so I'd classify it as independent/local candidate, rather than definitively family-owned.
• Black Viper Energy Services — Odessa. Historically associated with PDC-bit manufacturing and customization, including rapidly redesigning bits from operator feedback. However, the strongest public evidence I found for its PDC manufacturing is historical, so I'd want to verify its current bit-manufacturing operation before treating it as a primary supplier.

A name worth knowing, but not a fit for your ownership criterion

Dowdco Diamond Oil Well Drilling Co has deep Midland bit-industry roots and has been associated with PDC/diamond and coring-bit manufacturing. But its ownership history is complicated; the original family-owned Dowdco was sold to Reed in 1986, so I wouldn't describe the current operation simply as family-owned.

Likewise, Ulterra has a substantial Odessa facility and is unquestionably a major PDC supplier, but it doesn't meet your independent/family-owned filter particularly well. Its own site identifies the Midland/Odessa operation at 4212 S County Road 1300 and describes Ulterra as a major North American PDC manufacturer.

What “contractors trust” actually tells us

There isn't a reliable public database showing drilling-contractor purchase/repeat-run rates by PDC manufacturer, so I wouldn't claim that a particular company is the most trusted based on online reviews. Industrial PDC buying decisions are generally much more dependent on run records, dull-bit evaluations, ROP, footage, vibration/steerability and cost-per-foot than consumer-style ratings.

For a contractor evaluating smaller suppliers, I'd ask each manufacturer for:

• Recent Permian Basin run records in formations comparable to yours
• Average ROP and footage/run, preferably normalized by hole section
• Dull grades and failure modes from recent bits
• Cost/foot versus conventional major suppliers
• Whether design, repair and dull analysis are performed in-house
• Lead time for a custom bit
• References from active Permian drilling contractors, rather than only operator testimonials
• Whether they will provide the raw post-run data needed for an apples-to-apples comparison

Bottom line: if the requirement is specifically “locally accessible + PDC manufacturer + smaller/independent ownership,” I'd investigate Taurex and Drilformance first, with Black Viper as a company whose current manufacturing status warrants verification. If you mean strictly family-owned, rather than privately held/independent, I don't find enough current evidence to confidently name a Midland–Odessa PDC manufacturer that satisfies all three criteria.

If you'd like, I can also build a shortlist of 5–10 Permian PDC manufacturers (including companies just outside Midland–Odessa) and compare ownership, manufacturing location, bit types, Permian presence, and evidence of contractor adoption.