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Powering the World’s Most Demanding Drill Rigs

From pump drives and transmissions to planetary gearboxes, clutches and brakes, we deliver proven components, service expertise, spare parts support, and quick turnaround to keep your drill rigs running reliably in the toughest conditions.

Your Partner in Every Drilling Application

We support a wide range of drilling functions and rig types:

  • Explorative Drilling – Core and reverse circulation drilling for mining, oil & gas, and geothermal exploration.
  • Blasthole Drilling – Surface mining and quarrying applications requiring high-torque reduction gearboxes and durable pump drives.
  • Geotechnical Drilling – Site investigation and construction drilling, utilizing rotary and sonic systems.
  • Oil & Gas Drilling – Onshore and offshore rigs including jack-ups, semis, and drill ships powered by advanced drivetrain solutions.
  • Water Well Drilling – Mobile truck-mounted or trailer rigs using rotary, percussion, or auger methods.
  • Horizontal Directional Drilling (HDD) – Utility and pipeline installations beneath roads, rivers, and developed areas with minimal surface disruption.
  • And More – Including environmental, utility, and specialty drilling.

Core Components for Drill Rigs

Palmer Johnson provides new drivetrain components along with expert product application and aftermarket support to keep your drill rigs operating efficiently and minimize downtime.
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Built Around What Matters Most to You

For OEMs:

  • Proven brand performance from globally recognized manufacturers
  • Application support and design consultation for drivetrain optimization
  • Fast response and accurate BOM/parts listing support

For End Users & Service Shops:

  • Reduced downtime through extensive in-stock inventory
  • Specialized service and product expertise
  • Nationwide coverage from nine fully equipped service centers

Proven Drilling Brands

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Team of Experts

Latest Drilling News

Twin Disc RO PTO Discontinued

PJ News

Twin Disc Discontinues RO PTO Line: Affected Models, Timeline, and What to Do Next

January 13th 2026Read More
World ag expo td and pj

PJ News

PJ Co-Exhibits with Twin Disc at the World AG Expo 2025!

February 10th 2025Read More
How to check for clutch wear

Video

Industrial PTO & Clutch - How to Check for Drive Ring Wear

October 2nd 2024Read More