Share on (1601256675090):
Types | Rock cross drill bit, Tapered cross bits, Tapered button bits, button drill bit | |||||
Application:: | Use in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling | |||||
Feature: | Tapered drill bits connect tapered drill steel of rock drill for drilling holes | |||||
Material: | High quality carbide and high quality steel | |||||
MOQ: | 5pcs | |||||
We can design and manufacture according to your requirement of diameter, number air holes and carbide button shape. | ||||||
Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) | |||
Tapered chisel bits | 20/22/28/30/32/34/36/38/40 | 4 degree / 6 degree / 7 degree / 11 degree / 12 degree | 50/55/60/71/80 | |||
Tapered cross bits | 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 | 50/55/60/71/80 | ||||
Tapered button bits | 28/29/30/32/33/34/35/36/37/38/40/41/42/45 | 50/55/60/71/80 | ||||

























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