Description [Easy to operate]: This 45 degree mini pneumatic chamfering tool has a new lightweight design, which is small and delicate, and can be easily operated with one hand. Use the matching wrench to easily adjust the chamfer size and replace the blade. [Adjustable speed and ]: portable deburring and trimming air chamfering tool air grinder 1-5 valve adjustment thickening knob can freely adjust the required gear speed. The chamfer size can be adjusted at will. The safety switch is used to prevent accidental touch to the s safety at all . 1/4 inch metal filter, free speed: 30000 RPM, air consumption: 0.4/min. [Higher cutting efficiency]: The pneumatic chamfering tool chamfering machine is newly designed with a new chrome plated all aluminum housing and high- bearings, and is equipped with high-precision heat treatment blades for better use and smoother deburring and chamfering. [Purpose]: The Companys portable air chamfering tool air chamfering tool grinder adopts the thinnest nut lock at , which can chamfer in the narrowest and shallowest space, and is suitable for angles, such as straight edge chamfering, internal and external circular hole chamfering and irregular chamfering. , keyway polygon chamfer. Deburring tool for metal trimming and round R side Colour:silver Material:Metal Package Contents: 1 x 45-degree mini chamfering machine Kit 8 x blades 2 x Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.