WORKPRO Air Die Grinder with 1/4" and 1/8" Collet, 90 Degree Mini Pneumatic Angle Rotation Speed 20000rpm for Polishing, Grinding, Rust Removal

【High Performance】This 1/4" air die grinder could provide no-load speed up to 20000 rpm. Operating pressure: 90psi ; Air consumption: 85.5L/min. And the rear exhaust design could direct air away from the work surface, improve work efficiency. 【Easy to Use】This mini pneumatic angle grinder designed with the partially rubberized housing for comfortable grip. It only weighs 0.47kg and adpoted 90° head, which is perfect for one-handed operation and can be used flexibly in many places. 【Safety design】This 90° air angle grinder designed with the safety trigger mechanism, which is easy to control and could prevent accidental starting of the tool. Safer use. 【Wide Application】Equipped with 1 x 1/4" collet and 1 x 1/8" collet which can match a variety of accessories and deal with different surfaces flexibly. This air die grinder is perfect for grinding, deburring, polishing etc. 【Package Contents】1 x air die grinder; 1 x 1/4" collet; 1 x 1/8" collet; 1 x compressed air connection; 1 x 17mm chuck key; 1 x 11.5mm chuck key; 1 x oil bottle; 1 x collet nut., Weight: 1.4991433816 pounds, Manufacturer: Hangzhou Great Star Industrial Co.,LTD.