Multi Angle Grinding: 0-90 degree adjustable grinding arm. Convenient Adjustment: stepless speed regulation for meeting different demands. Wide Applications: it can be used on metal, wood, acrylic, stone, bodhi, olive core, etc., efficient and time-saving. Powerful Motor: with excellent performance, the 350W powerful motor runs in low noise, dissipates heat fast, delivers high speed. 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., Manufacturer: WAFOHSR