【Powerful Motor and 6 different speeds】 The orbital sander powerful 500W motor can reach a maximum speed of 6000-12000 rpm. Good heat resistance and good cooling system can prevent burning due to overheating during long-term use. 6 speed settings allow you to choose the appropriate working speed. 【12 sandpaper sheets and quick replacement】 random orbital sander, 4pcs 120# grinding machines, 4pcs 180# grinding machines, and 4pcs 240# grinding machines with track sanding machines can meet different grinding machine needs. The hook and loop type disc attachment design allows you to quickly and easily replace the disc. 【Ergonomic Design】 Ergonomic design, compact body, comfortable grip; dust proof switch design, can effectively prevent dust, extend the life of the switch; Overload protection, prolong product life; The charger has over-current protection and will automatically stop when full. 【Humanized handle and low noise】 The palm sander bubble cover firmly covers the power switch of a