Product Specifications
IADC 645/642
Metal Drilling, Masonry Drilling, Well Drilling
Roller-Ball-Roller-Thrust Button/Sealed Bearing/Op
Jet Air
-Inner and Nose Rows: Conical -Gauge Rows: Ovoid -
65/8" API
270mm (105/8")
74kg (163 Lbs)
TANK
Wooden Box
270mm (105/8")
China