Multi-angle Grinding, Easy to Use: the electric belt sander can be forward and reverse rotation, and the angle of working bench is adjustable, for better, precise work. Powerful Motor: with excellent performance, the powerful motor runs in low noise, dissipates heat fast, delivers high speed. High Material: sanding machine features not easily rusty, wear-resistant, solid, . Wide Applications: it can be used on metal, wood, acrylic, stone, bodhi, core, etc., efficient and time-saving. Multi Angle Grinding: 0-90 degree adjustable grinding arm., Manufacturer: MMHHHG