Features 1、Suitable for thin metal sawing, iron plate grinding and small round bar cutting 2、Air saw tool applies to deburring operations and various molds grinding operations 3、The product possess small size and light weight, safety trigger can prevent sudden start 4、Equipped with silent hose, which will eliminate the noise in operate without disturb the neighbors 5、Support 4,800 B.P.M stroke per minute, which bring high efficiency in work, save both time and labour Specification Item Type: Pneumatic File Specifications: DR-AF10S silent hose air file Stroke: Approx. 10mm / 0.4in Strokes Per Minute: 4,800 B.P.M Package List 1 x Pneumatic File + Silent Hose 2 x Wrench 4 x Screw 3 x File 1 x Golden Flow Valve 1 x Silver Intake Connector