15 Diamond Drill Bit Diameter 6 mm - 50 mm Tile Glass Drill Bit Diamond Hole Saw
Superior material: these high-speed steel hole cutters are more durable and accurate. These diamond core drill bits have good wear resistance and extreme hardness for a long service life.
► 15 different sizes - each glass drill set contains 20 sizes, for your daily needs, including 6 mm, 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, 1.102 30 mm, 35 mm, 40 mm, 50 mm, suitable for different needs.
► Widely used: Easy assembly and high drilling speed, perfect for drilling precise and smooth holes in glass, ceramics, marble, tiles, block glasses, fiberglass porcelain tiles, ceramics, slate marble, light granite stone, etc.
► Great help for woodworking – compatible with standard electric drills and table drills. A must for hobby screwdrivers, suit