Features:Bevel facilitates chamfering and stress relieves rough holes in glass, ceramics and porcelain tiles.Diamond bit for a smooth, high-end finish.Very useful for reducing the risk of cracking with standard and large format tiles subjected to stress.Very useful for improving the edge finish of exposed holes. . Specifications: Name: Conical Diamond Grinding Wheel Material: Emery + Silicon Carbide Mesh: 50 # 100 # 200 # Size: 50 * 40 mm Applicable model: 100 type angle grinder Suitable for chamfering, grinding and finishing various stones Quantity: 1PC Package includes: 1Pc grinding wheel Note: Transition: 1cm = 10mm = 0.39 inch. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item.