【High Quality Tile Drill Bits & Sturdy】 - Made of hard alloy and has this tile drill bit set so a very good abrasion resistance and extreme hardness for a long Lebensdauer drill head.It is titanium plated and can make very precise holes with great strength and wear resistance and by its fine tip. 【Precise Drilling】 - Never again broken tiles! This ceramic drill is very efficient 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, 12 mm, perfectly suit your different demands. 【Wide range of application】 - Suitable for DIY, profession, any amateur, hobby workshop, home use, renovation enthusiasts, etc.