COP84 (DHD380) 203-305mm high air pressure energy saving DTH Drill Bits Description The use of high quality steel and hard alloy as raw materials, through a special heat treatment process, ball tooth bit can ... Read More
Description Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least ... Read More
Description We can design and manufacture according to customers' samples or drawings of the Bit Dia., No. of air / water holes, carbide button shape and the face shape. Our button bit is made with high quality ... Read More
Description Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least ... Read More
Carbide Alloy Steel DTH Hammer Rock Drill Bit Applications The New Diamond dive drill is mainly used in geological exploration, coal mine, water well drilling, borewell drilling, highway, railway, bridge, ... Read More
Description Down-the-hole rock tools (drilling tools) are rock drilling equipment which takes compressed air as power source to partially transfer impact power into drilling holes. An air distributing device in ... Read More
High Efficiency Down The Hole Hammer Bits For CIR Series , Dia 68mm - 200mm Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits ... Read More
DHD35R 2 Air Hole Mining Drill Head , Drilling Rig Accessories Anti - Wear Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits ... Read More
Drop Center Face DTH Button Bits Rock Drilling , Drilling Rods And Bits Specifications Middle Air Pressure DTH Bits BR THE Drill Head Diameter(mm) Spline Key Number NO.Air Holes Gauge Buttons Front Buttons ... Read More
High Efficiency Drilling Rig Bits 2 Air Holes For Middle Air Pressure , Wear - Resist Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. ... Read More