Features: 1. Made of premium diamond material with high hardness, durable in use 2. Suitable for opening and coring of marble stone, ceramic brick and wall material 3. Strong opening performance, fast drilling speed, smooth drilling without seamless 4. Professional and practical design, beautiful appearance, easy to carry and use 5. This Brazed Drilling Core Bit is mainly used for Angle grinder Specification: Condition: 100% Brand New Item Type: Brazed Drilling Core Material: Diamond Color: Red Applicable Equipment: Angle Grinder Scope of Use: Marble, Ceramic Tiles, Walls, etc. Size: 6mm / 0.2in, 10mm / 0.4in (optional) Package List: 1 * Angle Grinder Hole Saw Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.