High Quality Tiles Drill Bits and Sturdy- Made of hard alloy and has this tile set drill bit therefore very good abrasion resistance and extreme hardness for long Lebensdauer drill head. It is titanium plated and can make very precise holes with great strength and wear resistance and by its fine point. Precise Drilling- Never broken tiles again! This ceramic drill is very effective for drilling holes in bathroom wall tiles or mirrors and glass. like butter in the tile and the hole is smooth and complete. Easy installation and with safety stop - Essential quick clamping, a perfect fit for screws and also a good grip in the chuck, ideal for assembly and disassembly in private and professional use. Perfect combination and 6 sizes - With 6 different tip sizes: 4 mm, 5 mm, 6 mm, 8 mm, 10 mm , 12mm, very suitable for your different demands. Wide range of application -Suitable for DIY, profession, any hobbyist, hobby workshop, home use, renovation enthusiasts , etc. Tile Drill Bit - High Strength and Wear Resistance With a sharp tip, the drill bits go through like butter, you might get holes clean and fine drill margin very easily. Tile and Glass - Facilitate Crafting Tiles are very brittle and break easily, but with this set of sharp drill bits The tip makes it easy to drill the hard glaze of a tile or glass. Glass drill bit set Suitable for tiles, mirrors and glass Specification Material: Hard Alloy Feature: Efficiency, Heat Resistant, Wear Resistant, Long Service Life 6 sizes of different tips: 4mm, 5mm, 6mm, 8mm, 10mm, 12mm Suitable for: tiles, cermet, marble, glass with rechargeable drill, hand drill, etc. Attention 1, when drilling the hole, your power should be slow, especially at the beginning of drilling and drilling the glass. 2, slow speed and light pressure, if the superheater becomes too hot, let it cool down immediately. The package included 6 pcs Drill bits for tile drilling