Product Description
ZQs-20/1.8 Pneumatic Coal Borerapplying: 1,ZQ - 20/1.8 pneumatic explosion proof secure coal borer is used for boring coal bed and soft sandstone,Website:http://www.nbydtools.com, etc in coal mine and construction engineering.technical data: Depth of borer/Diameter: Φ35-Φ42mm Air pressure: 0.50Mpa Rotate speed without load: 1800r/minRotate speed with load: 900r/min Air consumption with load: 46L/S Hose size: Φ19mm Weight: 8kg It is used our pressure: 0.50Mpa