
1set/6pcs Diamond Drill Core Bits Granite Marble Ceramic M14 Thread Hole Saw
Item: Vacuum brazed diamond core bits set with Box Quantity: 6pcs products with box Connection: M14 Thread Specificiation: Drill Bit: Diameter 20mm, 25mm, 35mm, 50mm, Total length: 60mm, Diamond height 10MM; Diamond Finger Bit: Diameter 20mm, Working length 50mm, Total Length 65mm Chamfer Bit: Diameter 50mm, Working length 46mm, Total length 55mm, Grit #80 Box Size: 22x15x8.5CM Application: 1. Drill Bit: Dry/wet drilling for porcelain tile, granite, marble, ceramic; 2. Finger Bit: Enlarge, shape and/or round bevel existing holes in Porcelain, Hard Ceramic, marble and granite 3. Chamfer Bit: For chamfering, widening, grinding and polishing exit holes. Feature: 1. Vacuum brazed technology provide high efficient working performance 2. Fast and Smooth drilling 3. Long lifetime 4. Less Chipping 5. Minimizing any breakage