Multiple Size Options: 16 mm, 22 mm, 25 mm, 28 mm, 35 mm, 38 mm, 45 mm, 50 mm, 53 mm. A variety of sizes to meet your different needs. The package contains 9 hex wrenches and extra 2 pilot drill bits
Cemented Carbide Drill Bit: Using cemented carbide material, it has the characteristics of high hardness, high wear resistance, high strength, bending resistance, damage resistance, etc
Cutting Design: Carbide hole saw provide impact resistant teeth and prevent tooth loss. Hole cutter kits are designed with non-binding clean edges for easy cutting.Designed with precision ground, sharp and tough gears and stepped pilot bits, drilling is more precise, smoother, faster and safer, leaving a perfect cut
High Precision And Smooth Cutting: Especially shock and abrasion resistance. Sharp gears and wear-reducing chip protection provide long product life
Wide Range Of Applications: Drill bits for hole saws can drill a perfect round shape from glass, tile, granite, porcelain, marble, ceramic or other materials