6PCS Tile Drill Bit,6mm Diamond Bits Porcelain, Tipped Bits, Hex Shank Ceramic Bit Set for Dry Drilling Granite, Marble, Ceramic, Stone, Glass

【Dry Drilling with Built-in Wax Core】Each diamond drill bit features an integrated cooling wax core that melts during drilling to cool the bit surface—ideal for dry use without external water. Water cooling is optional for longer service life. 【Heavy-Duty Diamond Tipped Bits】Made from industrial-grade diamond particles, these diamond tipped drill bits provide superior hardness and sharpness for cutting through porcelain, granite, ceramic tile, marble, and glass with ease. 【6mm Precision Bits–Multipack】Includes 6 pieces of 6mm diamond drill bits, perfect for repeated tile or glass drilling without frequent replacements. 【1/4" Hex Shank for Universal Fit】Designed with a standard hexagonal shank, these bits fit most electric drills, angle grinders, and bench drills, providing a secure grip and preventing slippage during high-speed operations. 【Easy Start & Clean Finish】For best results, begin drilling at a 45°angle, then gradually straighten to vertical. This method improves positioning and reduces chipping—ideal for ceramic tile drill bits or glass work.