ITEM NAME:6mm Dry Diamond Drill Bit Fit for Porcelain Granite Tile Plastic Ceramics Marble Description Specifications: 100% brand new and high quality Uses vacuum brazed technology, can be used at a higher temperature The integrated lubrivant aids cooling and prolongs life, no requirement for additional lubricant Hexagonal shank, prevents slippage in the chuck Suitable for drilling granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic, etc Material: Diamond Color: Black Total Length: 67mm Diameter: 6mm Package Include: 1pc Dry Diamond Drill Bit Note: Please allow minor error due to manual measurement. The colors may be a little difference for the different monitor display..Suitable for drilling granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic, etc. Hexagonal shank, prevents slippage in the chuck. 1pc Dry Diamond Drill Bit. Material: Diamond. The colors may be a little difference for the different monitor display.