Shock Sub

Shock Sub

TEI Rotary Shock Subs are designed to prevent metal-tometal contact between the drill head and…

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Clamps And Breakers

Clamps and Breakers

TEI Rock Drills manufactures a patented single clamp and a clamp/breaker system. Our patent relates…

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Drill Feed Systems Framework

Drill Feed Systems Framework

TEI Rock Drills manufactures a variety of drill feed systems (mast) for use as framework…

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Hydraulic Power Units

Hydraulic Power Units

TEI manufactures two sizes of hydraulic power units to supply reliable hydraulic power to our…

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RDS Rotary Drill Heads

RDS Rotary Drill Heads

TEI manufactures robust hydraulic rotary heads designed for smooth operation and simple maintenance.  

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Hydraulic Drifters

Hydraulic Drifters

Our patented ASA technology sets TEI hydraulic drifters at the pinnacle of power.

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Limited Access Rock Drill Rigs

Limited Access Rock Drill Rigs

TEI limited access drill rigs are powerful and compact. Our American-made electric drill rig powers…

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Rock Drill Excavator Attachments

Rock Drill Excavator Attachments

TEI excavator rock drill attachments are the most versatile soil and rock drilling platform available for ground improvement, earth retention and other drilling applications. Our patented drill system combines a rugged hydraulic drifter with advanced feed equipment to produce unequaled drilling power for tough soil nailing, micropile and tunneling projects.

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