Diamond Core Drill Bit Set 8pcs for Porcelain Tile Ceramic Marble Granite

8 pcs diamond drill bits set packed in practical zipped case Set include following sizes 6, 6, 8, 10, 20, 25, 35mm and chamfer bits 0-35mm Top Angle 53 degree. Diamond height 10mm, total length 65 mm Wide Application –Worked great for porcelain tile, ceramics, bathroom tile, marble granite, stone, masonry, brick with ease, Using water as a coolant prolong the lifetime of the bits Triangle shank ideal for drills and cordless drills