Smooth operation and simple maintenance.

TEI Rock Drills manufactures robust hydraulic rotary heads that are designed for smooth operation and simple maintenance in rotary drilling applications such as soil nailing and micropile operations.

Our RDS heads go through the same bench testing procedure prior to delivery as our patented hydraulic drifters. TEI is a prefered replacement rotary drill head in the industry for outperforming the competition.

RDS250 ROTARY DRILL HEAD

Lightweight-compact hydraulic rotary head for man-portable drills and limited access drills.

  • flange connection
  • 2-speed rotary
  • optional shock sub
  • rotation torque: 1000 lbf-ft (1361 Nm)
  • weight: 106 lbs (48 kgs)
RDS250 ROTARY DRILL HEAD
https://teirockdrills.com/wp-content/uploads/RDS250-1.pdf

RDS350 ROTARY DRILL HEAD

Lightweight-compact hydraulic rotary head for drilling attachments and limited access drills.

  •  flange connection
  • 2-speed rotary
  • optional shock sub
  • rotation torque: 2000 lbf-ft (2721 Nm)
  • weight: 122 lbs (55 kgs)
RDS350 ROTARY DRILL HEAD
https://teirockdrills.com/wp-content/uploads/RDS350-1.pdf

RDS550 ROTARY DRILL HEAD

  • flange connection
  • lightweight, compact
  • optional shock sub
  • rotation torque: 5000 lbf-ft (6803 Nm)
  • weight: 390 lbs (177 kgs)
RDS550 ROTARY DRILL HEAD
https://teirockdrills.com/wp-content/uploads/RDS550-1.pdf

RDS1004 ROTARY DRILL HEAD

Heavy duty hydraulic rotary head for drilling attachments and large drill rigs.

  • flange connection
  • 2-speed rotary
  • optional shock sub
  • Flushing Shaft I.D.: 2″ – 3″ – 4″ I.D.
  • Thread output: 4 1/2″ API, 3 1/2″ API
RDS1004 ROTARY DRILL HEAD
https://teirockdrills.com/wp-content/uploads/RDS1004-1.pdf

RDS1500 ROTARY DRILL HEAD

Hydraulic rotary head for drilling attachments and 3 to 6 ton drill rigs.

  • Flange connection
  • lightweight, compact
  • optional shock sub
  • Rotation torque 15,000 lbf-ft (20,408 Nm)
RDS1500 ROTARY DRILL HEAD
https://teirockdrills.com/wp-content/uploads/RDS1500-1.pdf