4" angle wheel grinder for industrial maintenance and production applications. High body durability. Durable bevel gear. Robust machined steel housing. Robust safety lever and side exhaust. Built to withstand rough usage and extreme temperatures. Power: 1hp (750W). No load speed: 13,500rpm. Wheel capacity: 4" (100mm) Spindle Thread: 3/8-24 Sound power: 99 db(A) Vibration a: (ISO28927-12) 7.2 m/s2 Vibration K: (ISO-20643) 2.4 m/s2 Actual air consumption: 26.5cfm 12.5 l/s Minimum hose size: 10mm (3/8") Air inlet thread 3/8" Overall length: 210mm