Overburden Drilling System

Overburden drilling system
duplex D 88.9 – 323.9 (3-1/2” – 12-3/4”) with rotary drill head unit

Overburden drilling system
duplex D 88.9 – 219.1 (3-1/2” – 8-5/8”) with hydraulic drifter

Overburden drilling system
D 88.9 – 323.9 (3-1/2” – 12-3/4”) with double head unit (rotary / rotary)

Overburden drilling system
D 88.9 – 219.1 (3-1/2” – 8 5/8”) with double head unit (rotary / rotary percussion)