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ZQs-20/1.8 Pneumatic Coal Borer

applying：
1、ZQ - 20/1.8 pneumatic explosion proof secure coal borer is used for boring coal bed and soft sandstone, etc in coal mine and construction engineering.

technical data：
Depth of borer/Diameter: Φ35-Φ42mm
Air pressure: 0.50Mpa
Rotate speed without load: 1800r/min
Rotate speed with load: 900r/min
Air consumption with load: 46L/S
Hose size: Φ19mm
Weight: 8kg
It is used our pressure: 0.50Mpa