Diamond Drill Bit, 4 Pcs 6mmPorcelain Tile Drill Bit,Dry Diamond Drill Bits Set,Professional Drill Bit for for Glass,for Granite, Ceramic, Marble, Tile Stone, Glass

• Dry Drilling Design: Upgraded dry drill diamond drill bits are filled with wax lubricant that melts and cools the cutting surface when dry drilling (water can be used as additional cooling to extend the life of the drill bit) Same as standard for ceramics and glass Diamond drill bits require water or lubricant to keep them cool
• Material:diamond drill bits Made of stainless steel and coated with diamond particles to create a stronger, more effective drill bit and suitable for a variety of delicate materials. Helps remove debris Drills smoothly and quickly; depth markings are also useful for precise projects
• Universal:hex shank diamond dry drill bits sets For processing materials such as stone, granite, marble, porcelain, ceramics and hard ceramic tiles (not suitable for wood). Suitable for industrial use and domestic use under difficult working conditions
• Easy to operate: Place the diamond drill bit at approximately 1 angle. At 45° to the material surface, carefully start drilling; Second: Slowly move the drill bit to a more upright position and swing the drill bit in a circular motion
• Package Included – 5-piece dry diamond drill bit set for drilling holes up to 6 mm diameter.

Box Dimensions: 10cm x 8cm x 1cm Weight: 60 grams Color: Black Material: stainless steel Contains:4 Pcs 6mmPorcelain Tile Drill Bit Steps for usage: 1. Begin drilling at an angle of about 45 degrees to the surface to give the drill a chance to start and prevent the drill from slipping. 2. Slowly move the drill bit to a more upright position and swing the drill bit in a circular motion. 3. There is no need to apply too much pressure, let the drill bit do the work, you will feel the drill bit break through the back of the glass or tile once the hole is complete. 4. Use caution as the drill bit may become glazed and burn if used too quickly.