Taper Rock Drill Bit
Taper rock bits connect to a taper rod ( 6°, 7°, 11° or 12°) by friction only – no thread.
Impact comes from the top (jack hammer, stoper or light rig), so they sit inside the Top Hammer family for holes ≤ 15 m.
Impact comes from the top (jack hammer, stoper or light rig), so they sit inside the Top Hammer family for holes ≤ 15 m.
Bit types
- Button Bit – spherical / ballistic buttons, hard & abrasive rock
- Cross Bit – 4-blade cruciform, medium rock, faster ROP
- Chisel Bit – single / double chisel, soft rock, lowest cost
Connect shank Size： Φ19, Φ22, Φ25 shank
Tapered connection：6° / 7° / 11° / 12° taper
Qty of button： 5-8 buttons
Bit Diameter：32 mm – 60 mm