DTH Eccentric Reaming Drill Tools Drill, DTH Hammers drill bits manufacturer China Manufacturers
IV. HD45 DTH Hammer: Length (less bit): 1214 mm Weight (less bit): 77.5 kg External Diameter: 125 mm Bit Shank: Cop54 DHD350R HD55 Hole Range: 140 mm – 152 mm Connection Thread: API 3 ½” REG, CUBEX # 28 Box Size: 1290x150x175 mm Impact rate at 1.7 Mpa: 25 Hz…
