Flyshop Diamond Coating Tip Glass Tile Hole Saw, 70mm 1-3 week to USA with track number, 2-5 week to other country Hole Diameter: 70mm/ 2.8"; Material: Metal, Diamond Particles Color: Silver Tone; Shank Size: 25mm x 10mm/ 1'' x 0.39'' (LD) Total Length: 57mm/ 2.2'' Package Content: 1 x 70mm Glass Hole Saw