Small hole drilling bits& rock drill bit tapered chisel bits

Tungsten Carbide Taper Button Bits for Rock Mine Exploration and Small Hole Drilling
Small hole drilling bits& rock drill bit tapered chisel bits


A complete assortment of integral drill steels, tapered rods and bits are available for hand held drilling, featuring unique cemented carbide with superior wear resistance and service life.


1: Carburized rods give you best in class service life with increased productivity.
2: Tapered button bits offer extra wear resistance which means lower costs.
3: Wide assortment & OEM makes it easy to match the need.
4: Product quality ensures full control over the production tasks.
5: Each of rock drill bit is produced in different sizes and designs in order to optimize their application to a broader scope of rock drilling conditions and correspond to different job requirements.
6: To ensure the normal service life, taper drill bits need to be matched well with taper drill rods, the taper degree must be the same between taper drill bits and taper dill rods.


Product Name: jack hammer&rock drill bit tapered chisel bits
Types Tapered chisel bits, Tapered cross bits, Tapered button bits
Application: Tapered drill bits are used 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: No requirement for testing and trial order
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) Weight (kg)
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 0.15 - 0.45
Tapered cross bits 24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55 50/55/60/71/80 0.18 - 0.7
Tapered button bits 28/29/30/32/33/34/35/36/37/38/40/41/42/45 50/55/60/71/80 0.2 - 0.5

cross bit