Outstanding Performance:Its 550WDC brushlessmotor boasts high speed and high torque (5000rpm), which can quickly complete various tasks and improve your work efficiency. Low Noise: Due to its brushlessmotor, the sander generates less friction, so it can maintain a low noise level (below 100dB). It is very suitable for places that require less interference during work. Various Options: It is suitable for two sanding ways. The wheel (3.9 inches) can be used for concave surfaces and larger arcs. The flat grinding frame can be used to polish large areas or complex-shaped items, meeting your different sanding needs. User-friendly Design: Its worktable can be adjusted freely at multiple angles for various usages. During operation, the machine body can be rotated 90° for horizontal sanding, making the sanding area wider. This thoughtful design allows users to operate more conveniently. Safe to Use: It is designed with heat dissipation holes, which can timely dissipate heat to protect the motor. Its protective baffle can prevent the abrasive belt from breaking and hurting people, as well as block sparks from dazzling your eyes. So you can use it with more confidence., Manufacturer: WAFOHSR