Gearbox Drill Head

Rotary gearbox drill head with wet swivel

Starting at
$9,250

TMG Manufactures a line of 4-speed gearbox drill heads for geotechnical, water well, micropile and rotary drill rigs.

These rotary drilling heads can be adapted to almost all models of soil drilling machines, and feature a spring-loaded floating head, 4 speeds of drilling, and a built-in wet swivel system for drilling with mud or water.

From the small MS-160 head that has 1,833 rpm and 1,404 ft lbs (1,903 Nm) of torque, to the large ML-500, which reaches 570 rpm and 9,00 ft lbs (12,202 Nm) of torque, our 4-speed rotary heads also have interchangeable couplings, for various sizes of drill rods, and an easy two hose hydraulic connection, and NO electronics. Each gearbox drill head comes with a universal adapter plate.

Request a quote

Request a quote

Personal Information
What can we help you with?

By submitting this form you hereby authorize TMG Manufacturing, to send you periodic emails.
Email information is not shared with anyone else outside of TMG Manufacturing.

×
Download the brochure

Specifications

Characteristics

  • Top intake wet swivel for water or mud drilling
  • Bolt-on flange adapter for rapid change drill rod adapters
  • Spring loaded floating head for easy pipe threading
  • 4 Speeds
  • No electronics - fully mechanical gears
  • Universal blank mounting plate

Drill Motor - Rotary Gearbox MS-Series

  • MS-200: max 1462 rpm, max torque 1761 Lb ft (2387 Nm)
  • MS-250: max 1169 rpm, max torque 2203 Lb ft (2986 Nm)
  • MS-400: max 902 rpm, max torque 2855 Lb ft (3870 Nm)
  • MS-500: max 723 rpm, max torque 4580 Lb ft (6209 Nm)

Drill Motor - Rotary Gearbox ML-Series

  • ML-200: max 1462 rpm, max torque 3523 Lb ft (4776 Nm)
  • ML-250: max 1169 rpm, max torque 4405 Lb ft (5972 Nm)
  • ML-400: max 902 rpm, max torque 5710 Lb ft (7741 Nm)
  • ML-500: max 723 rpm, max torque 9161 Lb ft (12420 Nm)
Stay connected. We would like to see you on our social networks!