ND65 Rock / Air Hammer Drill Bits , DTH Hammer Button Bits For Water Conservancy Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our ... Read More
DTH Drill Bits Energy efficient PR54 Reverse Circulation drill bits 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
SP1480 Cemented carbide steel High air pressure DTH Drill Bits for DTH drilling Description: The use of high quality steel and hard alloy as raw materials, through a special heat treatment process, ball tooth ... Read More
SP1480 Cemented carbide steel High air pressure DTH Drill Bits for DTH drilling Face shape Features Concave Face 1. Capable of drilling straighter holes in medium to hard rock which is broken or less consolidat... Read More
Black DHD380 Hammer Drill Bits For Rock , Tapered Button Bits For Ore Mining Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits ... Read More
Down The Hole Air Rock Drill Bits BR2 Alloy Steel For Ore Mining , Erosion Resistant Description Down the hole hammers are connected with down the hole bits to do the drilling works. New Diamond uses high ... Read More
High Drilling Speed Air Rock Drill Bits , Drill Bits For Water Well Drilling Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits ... Read More
Convex Face Tungsten Carbide Thread Button Top Hammer Drill Bits Feature Advantage Advantages: Compared with the oversea brands, our advantages are bellowing: a. Our products can match over 95% against the ... 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
mining hard rock well drilling DTH hammer drill bit set Applications The New Diamond dive drill is mainly used in geological exploration, coal mine, water well drilling, borewell drilling, highway, railway, ... Read More