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 The Thread button drill bits is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. ... 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 Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heattreatment, our drilling tools are tough enough to meet rock drilling demands and have the least ... Read More
SD5A High wear-resistant type DTH hammer bits Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: the drill teeth ... Read More
DHD3.5 Mining Drilling DTH Hammer Bits DTH Drill Bits are one of our main products. After many years development, we have rich experience in develop and manufacture high quality DTH hammer drill button bits, ... 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
SD4A High wear-resistant type DTH hammer bits Description Made of high-quality steel and carbide as raw materials. After special heat treatment, the ball-toothed drill bit can meet the requirements of rock ... Read More
SD8A Alloy steel material for DTH hammer bits Description 1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products; 2. High drilling efficiency: the drill teeth ... 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