AP-308B 1.Capacity Screw Dia: 6~8m/m 2.Torque:20-170 kg/cm 3.No Load Speed:7500 r.p.m 4.Air inlet: 1/4" 5.Air hose:3/8" 6.Total length: 220mm 7.Weight 1.1kg 8.Air pressure:90psi 9.Air Consumption: 6cfm