Description
Rock drilling tools factorySuperdrill manufactures rock drill bits: T38 Threaded button bits is the most important size for benching and long-hole drilling underground.
Diameter 64mm 76mm, 89mm,
Skirt body: retrac, and normal,
Face type: flat, uniface, drop center
Carbide shape: Dome, ballistic, semi-ballistic
Used in Bench drilling, underground long hole drilling to match extension MF rod, MM Drifting drill rod heavy duty top hammer.
12 Semi-Ballistic carbide inserts T38 threaded drill bits with flat face design, 76mm diameter and retrac skirt body for bench drilling and underground long hole drilling.
Flat-face design detail of T38-64 threaded button bit with semi-ballistic buttons, retrac skirt, to match with extension drill steels.
For more details please view PDF online:T38DrillBitsforBenchDrillingLongHoleDrillingUndergroundCatalogue