Glass Hole / Edge Processing Diamond Countersink Tools Match With Drill Bits

Diamond countersink glass hole edge processing tools match with drill bits Diamond countersink match with diamond drill bits which are used to drill glass, ceramics, porcelain, ceramic, porcelain tile, limestone, slate, marble, granite, stone, and fiberglass, etc. Item Shank type Head Diameter Wall thickness Diamond hight Total length Diamond Drill Bits Straight shank 5mm-100mm 1mm 10mm 55mm/65mm/75mm/95mm Taper shank 5mm-100mm 1mm 10mm 55mm/65mm/75mm/95mm Threaded shank 5mm