Big Hole Drill Bits Down The Hole DTH Hammer Bits 1, valveless air distribution. More reliable. 2, simple design of the piston, long life. 3, More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption. 4, fewer internal parts, simple structure, longer life, less failure and easier to maintain becayse all the parts are heat treated. 5, It is easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.

Bestlink Drill button bit sharpener, button bit grinder This machine is used for sharpening tungsten carbide button of drill bits, to recover its original function. The motor drives the rotary grinding cup by high speed grinding of tungsten carbide button, the telescopic cylinder drives grinding head up and down, there is a water pump to complete the work of cooling.

Bestlink Drill button bit sharpener, button bit grinder This machine is used for sharpening tungsten carbide button of drill bits, to recover its original function. The motor drives the rotary grinding cup by high speed grinding of tungsten carbide button, the telescopic cylinder drives grinding head up and down, there is a water pump to complete the work of cooling.

Bestlink Drill button bit sharpener, button bit grinder This machine is used for sharpening tungsten carbide button of drill bits, to recover its original function. The motor drives the rotary grinding cup by high speed grinding of tungsten carbide button, the telescopic cylinder drives grinding head up and down, there is a water pump to complete the work of cooling.

Tungsten Carbide Hammer Material and DTH Hammer Button Bit Used For Blasthole DTH drill bits are used for blast hole drilling. Working with DTH hammer, mainly applied in Mining, Marble quarry or well drilling and other construction projects.

Our hammer and bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.All the products are manufactured as per the international standard and well compatible with t