Choosing a rock drill.First it is important to understand that a percussion rock drill does not cut through rock.Each blow shatters the rock in front of the bit - the steel and bit then rotates slightly and it shatters new rock while air is blown down the center of the drill steel clearing the bit face and blowing the chips up and out of the hole.
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Chat OnlineGasoline rock drill yn27 27c 27t - bt products made in china, china manufacturer.Technical specificatons weightkg 27 overall dimensionlwh mm 746315229 impact rate r min min.2400 drilling speed with 34 mm drill bit mm min min.250 drilling depth m max.6 shank size mm hex.22x108 rotating speed of drilling rod rmin min.200 engine engine type single cylinder,.
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Chat OnlineInternal combustion rock drill model yn27c is a portable rock-drilling tool, combined of a small petrol engine, an air compressor and a rock drill.During operation, rock powder is blown away by the compressed air produced by the machine itself.It also can be used with supporting stand.
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Chat OnlineYn27c portable internal combustion gasoline rock drill machine for small miningquarrying factory china gasoline rock drill features the internal combustion gasoline rock drill model yn27c is a portable rock drilling tool, combined of a small petrol engine, an air compressor and a rock drill.
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