Diamond Brazed Drill Bit Dry Tile Drill Bit,Tile Drill Bit for Granite Marble Glass Concrete Hard Material,Multifunctional Drill Bit Dry Hole Opener [Diamond Core Bit]Diamond Dry Drill Bit is made of high quality electroplated gold steel grains, with high temperature fire resistance, high hardness, sharpness and durability. Diamond Dry Drill Bit is filled with cutting glue, no need to spend preparation time for additional cooling (such as wet drilling). High-quality material processing allows you to work at a higher drilling speed and longer service life. [High Quality Material] The gold plated tile diamond drill bit is made of high quality gold sand steel, with wear resistance, durability and long service life.Diamond Dry Drill Bit is a practical tool in life, with high hardness and sharpness. [Scientific Design] The scientific design chip removal makes the Dry Tile Drill more stable without making it dry and dusty. The shank of the diamond drill adopts a circular design widely used in hand drills and angle grinders. [Multi-Purpose] Diamond Drill Bits Hole Opener has 5 different specifications , namely 5/6/8/10/12mm, which can meet your different needs. Suitable for all ceramic tiles, marble, granite, microcrystalline stone, quartz stone, coarse ceramic tiles, ceramics, ordinary glass, etc. Our Dry Tile Drill can be used without adding water and the internal sealing wax makes it more durable. The scientific chip removal design makes the Diamond Dry Drill Bit more stable and no vibration. Please choose our Diamond Dry Drill Bit! Feature: [Heat Resistant and Sturdy] A wax filling cooling reduces heat generation when drilling dry. For longer life, we recommend cooling with water or other suitable drilling coolant while drilling. [Scope] Tile diamond drill bit is used for cleaning glass, ceramic tile and hard ceramic tile in ceramic, porcelain, granite, marble, quartz, limestone, fiberglass, terrazzo, fine ceramics, masonry and stoneware. [Various Specifications] We have 5/6/8/10/12mm, which can meet your different requirements. Specification: Color Blue Total length: 65 mm Hole diameter: 5/6/8/10/12mm Package: 1 * Diamond Drill Bit Set (5pcs Diamond Drill Bit tile) 1*5mm Dry Diamond Drill Bit 1*6mm Dry Diamond Drill Bit 1*8mm Dry Diamond Drill Bit 1*10mm Dry Diamond Drill Bit 1*12mm Dry Diamond Drill Bit