Description Our Alloy Steel DTH Drill Bits are made of high quality alloy steel with advanced heat threatment to assure the good drilling performance and long service life. They are widely used by our customers ... Read More
QL60 Energy efficient Carbide steel DTH hammer bits with tail pipe Description 1. has higher drilling speed. 2. can provide hardening treatment in order to prolong the service life and reduce the cost of use. 3... Read More
Description 1. according to China's mining conditions, to absorb the advanced technology of domestic and foreign impactor and design and manufacture of the latest products. 2. reasonable selection of materials, ... Read More
Description Down the hole hammers are connected with down the hole bits to do the drilling works. New Diamond uses high quality steel and the best level tungsten carbide as the raw material,with it's special ... Read More
Down The Hole Button Drill Bit 12 Inch DHD1120 For DTH Drilling Machine Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use ... Read More
Description Here we can help you find the most suitable one to meet your needs. No waste! No extra cost! No cheat! All we are doing is trying to save your cost! We can't say we are No.1 in China, but we are ... Read More
Description DTH hammer bits are used for blast hole drilling and water well drilling project.Working with DTH drilling pipe and DTH drill bit, mainly applied in Mining,Marble quarry or well drilling and other ... Read More
QL40 DTH hammer bits with tail pipe Description 1. has higher drilling speed. 2. can provide hardening treatment in order to prolong the service life and reduce the cost of use. 3. single impact power is large, ... Read More
QL40A tail length 280mm DTH hammer bits Description 1. can provide hardening treatment in order to prolong the service life and reduce the cost of use. 2. single impact power is large, and the power consumption ... Read More
QL50 Carbide steel DTH hammer bits with tail pipe Description the modern theory is adopted in the structural design, which makes the stress wave duration longer, the stress amplitude is lower, and the piston ... Read More