Aiqidi Mini Stained Glass Grinder Portable 110V Electric Diamond Grinder DIY Desktop Art Grinding Tool with Stand

Inside the rotary shaft (the fine shaft of the grinding head) diameter: 0.7cm/0.28in, Grinding wheel inner diameter: 0.79cm/0.31in Suitable for grinding glass, ceramics and other hard and brittle material Grinding variety of geometric shapes: plane, curve, rounded corners, slope, etc Specifications: Voltage: 110V, 0.1A; Power: 65W; Rotating speed: 4200r/min Package included: 1 x Glass Grinder