2pcs Diamond Drill Bit Hole Saw Diamond Core Bit for Ceramic Marble Glass Tile 30mm

Diamond coating optimizes performance and retains sharper tips than traditional or bi-metal carbide saws.

Nickel on these bits maximizes your tool life with great corrosion resistance .

Side holes facilitate slug removal after drilling.

Perfect set for cutting precise holes in a wide variety of materials such as glass and ceramic.

Package contents: 2pcs x Glass Hole Saw