Giaone High Quality Air Die Grinder Versatile Engraving and Grinding Machine

Multi functional pneumatic octagonal sand, with irregular surfaces and grooves for multifunctional polishing. Used in multiple occasions, corner polishing can easily meet various work needs, including corner polishing, irregular workpiece polishing, metal rust and paint removal, and wood polishing. 25mm thread paired with 6-inch octagonal sand, using octagonal sand paper with 25mm inner hole and 124mm diameter on opposite sides. Pressing plate start switch, simple design, easy and fast operation. The air inlet speed control knob can be freely adjusted by rotating it with a flat screwdriver.