YT28A Air-leg Pneumatic Handheld Rock Drills for Sale

Product description YT28A Air-leg Pneumatic Handheld Rock Drills for Sale     Technical Parameters    Name Parameter Unit Cylinder Diameter 80 mm Piston Stroke 60 mm Impact Energy more than 70 J(0.63Mpa) Impact Frequency more than 37 Hz(0.63Mpa ) Drilling Speed(14 Rock) more than 470 (0.63Mpa)mm/min Air Consumption less than 81.6 (0.63Mpa)L/s ID of Air Hose 25 mm ID of Water Hose 13 mm Working Air Pressure 0.63 MPa Working Water Pressure 0.2 Mpa Suitable Drilling Diameter 34~45 mm Max Drilling Depth 5 m Per Meter 10.2×103 L/m Shank Adapter Size H22×108 mm Working Temperature -30~+50 ℃ Weight 27.8 kg Dimension 670×240×210 mm   Jiangyin Haiyan Machinery Technology Co., Ltd           Guide mining technology innovation and create a new chapter…