Taper Button drill bit is used for different kinds of rockformations, and has good application on quarrying,Coal mines,well drilling and otherconstructions projects. Excellent performance due to the advanced heat treatprocessing adapted and the good hole cleaning ability.

The Diameter of Button rock bit from30mm to 42mm with taper degree 6,7,11,12.We candesign and manufacture according to customer’s requirement of the BitDiameter,NO.of buttons,button shape . 

Features:

1.  Fast drilling speed.

2.  Long life service,less failure.

3.   Less Oil comsuption.

If you need more informatin about our products,Pls kindly contact us onskype :bettylu_greatwall