Wheel Size: 1-3/16"(30mm)
Spindle Thread: M7-P0.75mm
Free Speed: 23,500 rpm
Overall Length: 5.5"(140mm)
Air inlet: 1/4"
Air Hose I.D: 3/16"
Air consumption: 4.2cfm(120L/min)
Weight: 0.15kg(0.34lb)