Package list: 1 x si fang mini electric belt sander, 20 piece sanding belt (33030 mm/13 x 1.2 in.) grit 120, 320, 600, 800,1000 each 4 piece, 1 x dustproof cover, 1 x grinding wheel, 3 x wrench, 1 x power adapter. The mini belt sander bench grinder also equipped with 7 speed adjustment, you could adjust the speed you need, very convenient. a set of multi-purpose: installing a grinding wheel or cotton cloth wheel turns the mini belt sander into a mini bench grinder. A complete set of functions is more complete, which can be used for drilling holes, grinding wheel grinding, cloth wheel polishing, disc polishing, etc. adjust tightness and verticality: the angle of the worktable of the belt sander electric knife sharpener can be adjusted at will, which is convenient to use. Belt knife sharpener has super powerful motor, no-load speed: 4000-9000 RPM can grind metal, wood, acrylic and other materials well. stainless steel material: the small electric belt sander work sharp knife sharpener is made of high-quality metal, which is not easy to rust, wear and has a long service life. The sand belt is uniform, not easy to fall off and of high quality performances: the all copper motor adopts double bearings, high-speed, high-torque, mute, anti-skid design and runs smoothly. Due to its small size and easy portability, this model is ideal for multi-angle sanding and everyday light project work.