... widly used for threading on industrial parts Automatic Pneumatic Air Tapping MachineMajor Functions1. High torque, high efficiency for matching ... main shaft design, easy operation; the required pressure is 6.3kg/cc= 90 PSI (0.61Mpa)3. 90° ... Features Tapping CapacityM2-M12Rotary Speed (rpm)400-1200rpmWork Range900mmAir Pressure0.6-0.8mpaApplicable Materialsbrass, cast iron, aluminum, steel, stainless ...