China mining and quarrying drilling manufacturer & supplier

thread button bit

Thread Button Bit
Thread button bits made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it

2011-03-22

Down The Hole Hammer

Overburden Drilling Tools
In the case of that the hole drilling can't be completed normally, the casing can be used for protection hole wall to compl

2011-03-22

Self-drilling Rock Bolt and accessories

MAXDRILL self-drilling anchor embodies drilling, grouting and anchoring as a whole. Widely used as an efficient anchoring means, in tunnel pre-support

2011-03-22

Taphole drilling

Tap hole Drill Rod
It was widely used in big steel mill for delivering liquid steel specially from blast furnace. A blast furnace tap hole drill is p

2011-03-22