Durable Glass & Tile Hollow Core Drill Bits Removal Tools Milling Cutters for Glass, Ceramics, Porcelain, Ceramic TileOOTDThe Features: Diamond drill bits are made of high-quality brazed diamond materials, which are durable and stableHigh-quality hole drill bit set, reducing the drilling pressure and increasing the consumption of water lubrication, will greatly extend the service life of the drill bit. Applicable to granite, marble, stone brick, ceramic tile, etc. Fast and smooth drilling, long service life, less chippingThe diamond drill bit can be used wet or dry, wet, greatly extend the service life of the segment, fit for high-speed angle grinderSpecification: Material: brazed diamondHeight: 67mm/2.64 inch 65mm/2.56 inchPackage Included: 1 Set Diamond Drill BitNote: 1. Please allow 0-1cm error due to manual measurement. Pls make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!