Feature:1. Made by hot pressing and sintering process, the cutter head is firm, wear-resistant and durable.2. The drilling speed is fast, the knife edge is sharping, and the service life is long.3. Suitable for drilling holes on BSP1/2in angle grinders, suitable for drilling holes in ceramics, granite, quartz stone and other materials.4. Wth large chip removal port design can smoothly remove chips during drilling and increase drilling speed.5. Strict quality control and quality assurance, high safety factor, can be used with peace of mind.Specification:Item Type: Hole Saw Drill BitMaterial: DiamondProduction Process: SinteringColor: BlueDrilling Diameter: Approx. 35mm / 1.4inTotal Length: Approx. 98mm / 3.9inThread: BSP1/2inApplicable Machine: Angle grinder Package List:1 x Diamond Hole Saw Drill Bit