Hand-held Pneumatic Rock Drill

Product description     chinacoal07 :hand-held pneumatic drilling machine; pneumatic hand held drilling rig; pneumatic jumbolter; Rock bolting rigs; roof bolting machine Product Introduction The pneumatic hand-held drilling rig suitable for the coal lane installation with the rock hardness acuities ≤f6, half coal lane of the coal bolting work. It could also drill the anchor hole, mix and install the anchors of the resin type. Technical Parameters Small in size, light weight, simple operation, easy maintenance; Metal motor gear, extending using life; Running stability, high reliability; Safety explosion protection, reasonable structure, strong adaptability. Technical Parameters Working air pressure (Mpa) 0.4 0.5 0.63 No-load speed (r/min) ≥1100 ≥1200 ≥1300 Maximum load torque (N.m) ≥45 ≥58 ≥70 Rated speed (r/min) 380 450 480 Rated torque (N.m) ≥30 ≥35 ≥40 Rated power (Kw) ≥1.2 ≥1.6…

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