Item : Vacuum brazed diamond drilling core bits with 10MM diamond height Specification: Diameter 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 20mm, 25mm, 30mm, 32mm,35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 68mm,75mm, 100mm, 110mm, 115mm, 125mm, M14 connection, Total height 60MM, Diamond height 10MM Color: Red Quantity: 1pc Application : Dry/wet drilling for porcelain tile, granite, marble, stone, Masonry, brick... Feature: 1.Fast and Smooth drilling 2.Long lifetime 3.Less Chipping 4.Minimizing any breakage 5.Less loss of material 6.Less heat generation 7.Better finish quality ================THE END================ Note: These products are marked with our brand. If you do not want our brand name, please leave us message, we could send you products without brand. Customize service: If you order 20pcs we could mark your brand name on our products