1. The threaded drill bit are equipped with the hydraulic drilling jumbo and used for crush rock ,and it is widely used in tunnel construction, large scale mine(open and underground )and large section tunnel advance in metal mine.

2. Our threaded button bit is made by best quality alloy steel bar and tungsten carbide ,through heat treatment like Atlas, it includes R25,R28,R32,R35,R38,T45,T51,ST58,HT60,ST68 and so on. And the head diameter range from 35mm to 127mm.

3. Our special technology develops the sharpest ball tooth, and the bits with sharp buttons are suitable for hard and mid -hard rock, and it also have excellent wear resistance and driving speed.The bits with round buttons are widely used in hard rock ,with the advantage of high abrasion and impact resistance.

Note: We can design and manufacture according to customer's requirement of the Bit Diameter and others.