Mesee 10 Pieces Diamond Drill Bit Set, Diamond Hole Saw Hollow Core Drill Bits Extractor Remover Tools for Tile Ceramic Glass Marble Stone Brick - 5mm 6mm 8mm 10mm 12mm

• 5 Different sizes - Cutting diameter: 5mm(0.2"), 6mm(0.24"), 8mm(0.31"), 10mm(0.39"), 12mm(0.47"); Overall Length: 50mm(1.97")
• Premium Tile Hole Cutter - Made of carbon steel with heat treatment, strong stability, sharpness, durability, and not easy to rust to ensure long-term use.
• High Performance - Coated with high-quality diamond to ensure smooth punching and precise cutting, Side flutes help to remove debris and drill holes smooth and fast.
• Wide Application - Compatible with most hand drills, bench drills. Ideal for cutting hard and abrasive materials such as glass, granite, tile, granite, marble, stone, ceramic, vitrified brick.
• Kindly Note: Please keep the speed at 800-1000 per minute, keep adding water to keep the drill cool, strictly prohibit dry drilling. Not suitable for cutting wood.

Mesee Tile Hole Cutter Set, Diamond Coated Hollow Core Drill Bit Hole Saw Opener Tool - Made of carbon steel and diamond materials, strong and durable, corrosion-resistant, and can be used for a long time. - The central guide hole and the side hole help to easily remove the chip material, increase the drilling speed and extend the service life. - Suitable for drilling holes in glass, concrete, marble, ceramic tiles, ceramics, slate marble, granite light stone, etc. ➤Operate Note Use lubricant (water) when you use diamond bits, otherwise the diamond bits will burn up. Not suitable for concrete or for depths greater than about 1/2". Since they are hollow, water can flow in and around these bits as you drill, helping to keep the bit cool and remove debris. Open the hole diagonally, please notice to make a circular mark, and then hold the drill bit straight. For safety, please be careful when using power drills. ➤Specification Material: Carbon Steel Surface: Diamond Coated Overall Length: 50mm/1.97inch Clearance Hole Diameter: 5mm/ 0.2 inch; 6mm/ 0.24 inch; 8mm/ 0.31 inch; 10mm/ 0.39 inch; 12mm/ 0.47 inch ➤Package Include 2 x 5mm diamond drill bits 2 x 6mm diamond drill bits 2 x 8mm diamond drill bits 2 x 10mm diamond drill bits 2 x 12mm diamond drill bits