Diamond Drilling Core Bits for Ceramic Tile Granite Marble Stone 5/8-11 Thread

PRODUCT NAME: Vacuum Brazed Diamond Drill core bits 5/8-11 Thread SPECIFICATION:  Total length 60mm; Grit: #35/40; Diamond height 10mm ;5/8-11 Thread  Available Diameter 19mm, 25mm, 32mm, 35mm, 38mm, 51mm,76mm, 102mm QUANTITY: 1pc,2pcs Application: Drilling for Ceramic Tile,Porcelain Tile,Marble,Granite,Quartz,Artificial Stone and other materials. FEATURE: 1.Serrated cutter tooth design,improves sharpness and drilling speed, multiple chip removal slots between the serrated teeth for quick dust removal;2.Preferred 10MM high-quality diamond,high hardness and dense; neat and sharp drilling, better finish;