Usage Tips:[Easy Operation]: This 45 degree mini Pneumatic chamfering tool has a design, small and exquisite, 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 Angle ]: The portable deburring trimming air chamfering tool air grinder 1-5 block valve adjustment thickened knob, freely adjust the gear speed you need. The chamfer size can be adjusted at will. The safety switch is used to prevent accidental touch to protect the user's safety at all times. 1/4 inch metal filter, free speed: 30000 RPM, air consumption 0.4/min. [Higher Cutting Efficiency]: The pneumatic chamfer tool chamfering machine, the design adopts a chrome-plated all-aluminum shell with bearings, and is equipped with high-precision heat-treated blades for better use and smoother deburring and chamfering. []: Portable air chamfering tool air beveling tool grinder adopts the thinnest nut lock bearing at present, which can chamfer in the narrowest and shallowest space, and is suitable for various angles, such as straight edge chamfering, inner and outer round hole chamfering, and irregular chamfering. Colour:As Shown Material:Metal Package Contents: 1 x Mini Pneumatic Chamfering Machine 2 x Tungsten Steel Blade 4 x Bearing 2 x mini Wrench 1 x Connector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.