Draper Storm Force, low noise, low vibration air grinder.Perfectly designed for grinding and polishing metal components for use in professional workshops and manufactured with a casing made from the latest composite plastics.Each air-grinder is fitted with a variable speed motor, rotating air inlet, which prevents air-lines from kinking and a soft grip casing for user comfort.Suitable for use with a centralized dust extraction systemIts comfortable ergonomic handle and lightweight housing assist in the prevention of cold-sink on the user.A great all round air grinder, ideal for the professional workshop.Specification:Free speed   ...   25,000r/minOperating air pressure   ...   90psi (6.2bar)Average air consumption   ...   4.0cfm (114L/min)Minimum hose size   ...   3/8" I.DAir inlet   ...   1/4" BSPWeight   ...   350g