TOPINCN Hole Saw Drill Bits Diamond Coated Core Drill Bit for Tile Ceramic Glass Porcelain Marble 3~50Mm Hole Saw 10Pcs/Set

• 【10 SIZES DIAMOND COATED CORE DRILL BIT】Hole saw drill bits come with different sizes for multiple purposes. Can be used with a standard electric drill.
• 【HIGH HARDNESS MATERIAL】This drill bits set is made from premium metal with diamond coating, it is of high hardness, wear-resistant and durable in use.
• 【CONVENIENT TO USE】Core drill bits are easy to use. Just start your hole diagonally and make a round trace and then hold drill straight. Always use lubrication (water), otherwise the diamond core drill will burn.
• 【REMOVE A COMPLETE CIRCLE】The diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, ceramic or other materials and only needs water for lubrication.
• 【SATISFACTION GUARANTEE】We care for all customers feeling. If this product does not meet or exceed your expectations, please contact our service team. We promise that we will do our best to solve your problem.

Description: The diamond coated core drill bit is made from premium metal with diamond coating, it is of high hardness, wear-resistant and durable in use. There are different sizes for multiple purposes and it can removes a complete circle from glass, tiles, marble, granite, ceramic or other materials and only needs water for lubrication. Specifications: Condition: 100% Brand New Material: Metal with Diamond Coating Open Hole Size: 3mm/0.12in, 4mm/0.16in, 5mm/0.20in, 6mm/0.24in, 8mm/0.31in, 10mm/0.39in, 12mm/0.47in, 18mm/0.71in, 32mm/1.26in, 50mm/1.97in Total Length: Approx. 5cm/1.97in Quantity: 10pcs Weight: Approx. 154g Package Included: 10 * Diamond Coated Hole Saw Drill Bits