Rock drilling tools manufacturer ProDrill offers rock drill bits: GT60 Threaded Button Bits are one of the most important size for benching and long hole drilling underground
GT60 Threaded Button Bit
Diameter: 89mm, 93mm, 102mm, 115mm, 127mm
GT60-102 mm Retrac button bit
Skirt Body: retrac, and normal, straightrac
Face type: flat, uniface, drop center
Uniface GT60 Threaded Drill Bit
Carbide Design: Dome, ballistic, semi-ballistic/parabolic
Retrac body Threaded Drill BitGT60 Threaded Button BitGT60 threaded button bitGT60 Thread Retrac Button Bit
Used in bench drilling, underground long hole drilling to match extension drill rod, heavy duty top hammer.
20 Semi-ballistic carbide inserts GT60 threaded dill bit with flat face design, 115mm diameter with extension drill steel for bench drilling and underground long hole drilling.
New DP1500i is performing drilling 102/115/127/140mm holes for bench and production mining