HAO Carbide Co., Ltd Is Best Rock Drill Bits,
DTH Drill Bit and Top Hammer Drill Bits Supplier
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Company News

TUNNELLING, BOLTING & DRIFTING TOOLS.

TUNNELLING, BOLTING & DRIFTING TOOLS.

MSD’s innovative drill bit is designed to increase drilling efficiency and to reduce operating costs for hard rock drilling and blasting operations. The new design promises to prolong bit life and increase drilling penetration rates....
MSD brand drilling tools recommended by Brazilian customers

MSD brand drilling tools recommended by Brazilian customers

MSD specialized in rock drill bits more than 10 years, and recognized and concerned by many foreign customers...
Basic Classification Method And Performance Of Water Well Drilling Equipment

Basic Classification Method And Performance Of Water Well Drilling Equipment

The essence of drilling is to try to solve the problems of breaking the rock and expelling cuttings, protecting the well wall, and continuing to deepen the drilling....
What is a Taper Drill Bit?

What is a Taper Drill Bit?

We offers various cutting structures design configurations, include chisel bits, cross bits and button bits, for an extensive and diverse selection....
Lubrication of DTH Drill Bit

Lubrication of DTH Drill Bit

Because of the bad working conditions of the DTH Drill Bit, which has both a large dust content and a high humidity, and the reciprocating movement of the piston has a higher frequency and a larger impact velocity, the lubrication of the impacter is very....
What is a DTH Drill Bit?

What is a DTH Drill Bit?

There are four main design forms of DTH Drill Bits: convex face, flat face, concave face and deep concave face center face.Cemented carbide multi - choice ball tooth, spring tooth or ball tooth and spring tooth common tooth distribution mode....
Do you know how many series of DTH hammer drill bits are available??

Do you know how many series of DTH hammer drill bits are available??

How much do you know about the classification of down-the-hole drill bits, please tell me your opinion....
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