SHDIATOOL Diamond Core Drill Bits 1-1/8 Inch for Porcelain Ceramic Tile Marble Brick Vacuum Brazed Hole saw 28mm

Product Name: Vacuum Brazed Diamond Dry Drilling Core Bits Quantity: 1 Piece 28mm (1-1/8 Inch) Specification: Diameter: 28mm, Max working depth: 50mm, Diamond height: 15mm, Total Length: 75mm **The Thread of bit is 5/8-Inch-11, Recommended Machine: angle grinder** If you fit them on drill or other machine, you need an adapter, such as SDS, hex, Round plus shank.Application : Dry/wet drilling for porcelain tile, granite, marble, stone, Masonry, brick.Feature: 1.Minimizing any breakage and safe for operator 2.High quality Diamond Grain provide fast and smooth drilling 3.Vacuum Brazed technology provide much longer working life than electroplated technology =========THE END========== Available Diameter: 6mm-152mm(1/6 Inch to 6 Inch).Operation Tips for Vacuum Brazed Diamond Drill core bits 1.Do not use these drill bits with hammer mode 2.Only fit these drill bits on a cord drill, not cordless drill(no enough power) 3.Only for tile drilling not recommend for the material behind the tile 4.For horizontal drilling,just give a gentle pressure For vertical drilling, the weight of the machine will give sufficient pressure 5.'