DTH bits, Down The Hole drilling bit, DTH button bits manufacturer and supplier, produced by Liaocheng Jinquan Construction Machinery Co.,Ltd, China, these DTH hammer bits are used for mining, construction, water well, oil/gas drilling etc. All products are compatible with many products manufactured by Atlas Copco, Mincon etc, all our products are widely used in mining, tunneling, quarrying, construction, and civil engineering project. DTH Hammer, DTH Bit, DTH Drill Rig manufacturers and suppliers in China, offering HD55 Flat Face Bit, HD45 Flat Face Bit, HD 35 Flat Face Bit and so on. DHD340A, DHD350R, DHD360, DHD380; Cop32, Cop34, Cop44, Cop54, Cop64, Cop84; Mission 40, Mission 50 , Mission 60, Mission80; SD4, SD5, SD6, SD8; TD40, QL50, QL60, QL80; BR2, BR3. Bit face shape selection: 1. Drop Center Bit 2. Concave Face 3. Convex Face 4. Double Gauge Face 5. Flat Face Bit Carbide button shape selection: 1. Domed/Round Button 2. Parabolic/Semi-Ballistic Buttons 3. Ballistic Button 4. Sharp Button 5. Flat Button