Feature:1. The dust free grinding block shell is made of ABS material, lightweight design, not easy to fatigue after longterm use.2. There is hook and loop at the bottom of the grinding block, which has strong stickiness and is not easy to fall off, suitable for all kinds of mesh sandpaper.3. There is a suction adjustment switch at the interface, which can be rotated and adjusted according to work requirements to increase the suction.4. The bottom polished area is large, the handle is easy to hold, and the practicability is strong.5. Dust hole and vacuum cleaner tube connection can achieve vacuum function and ensure dustfree environment.Specification:Item Type: Dust Free Grinding BlockMaterial: PlasticColor: Black and redScope of Application: Wood polishing, building cleaning.Package List:1 x Dust Free Grinding Block