Diamond Drill, 10pcs Hole Saw Set, Diamond Hole Saw, Diamond Coated Hole Saws, Diamond Saw Front Glass/Tiles/Ceramics/Marble/Porcelain, Carbon Steel (6mm - 30mm)

Exquisite handicraft art: These diamond drill bits are made of industrial grade carbon steel with nickel-plated coating to resist corrosion; fine workmanship, super wear-resistant and sharp. High-quality drilling: each hole is smooth and precise surface treatment, and the thick diamond coating on the top can provide excellent cutting resistance to achieve the maximum drilling effect. Large holes: these glass hole saws are positioned along the drill bit to facilitate the escape of chips and other particles when cooling water penetration and drilling. Facilitates the drilling process. Wide range of applications: This glass drill set contains 10 different drills to meet different requirements. It is used to decorate hard surfaces such as glass, wood, ceramic tile bottles, block glasses, ceramics, slate, granite etc. to drill. Note: When cutting hard materials, make sure to keep the tool cool to avoid damaging the material to be drilled and premature wear of the tool. When drilling, a water lubrication is required, which can extend the life of the drill replacement.