Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5 Inch), 3/4, 1, 1 1/4, 1 3/8, 1 1/2, 1 3/4, 2 inches Kitchen Bath Faucet Drilling Ceramic Porcelain Tiles Glass Granite Quartz Material Alloy Steel Brand DRILAX Item Dimensions LxWxH 6 x 4 x 6 inches Color Silver Compatible Material Engineered Wood, Porcelain, Wood, Glass, Ceramic, Marble Number of Pieces 10 PREMIUM QUALITY, LONG LASTING Diamond Hole Saw Drill Bit Tool Set in Elegant PU Zipper Storage Case. Diamond Hole Saw Guide INCLUDED - High Density Poly Insert. Diamond Drill Bit Tools 10 Piece Set 1/4, 3/8, 1/2, 3/4, 1, 1 1/4, 1 3/8, 1 1/2, 1 3/4, 2 inches BUY AS A SET and SAVE OVER 80 Percent on MOST POPULAR 10 Sizes. Having these sizes available will help you cover almost all of your applications. Our hole saws are taller than most competitors. You can drill through thicker materials with our tools. Shank size is 3/8 inch for common drills (corded electric, cordless rechargeable, upright, other rotary tools) EXCELLENT RESULTS in Quartz, Granite, Ceramic & Porcelain Tiles, Glass, Marble, Slate, and many types of Stones. No need for pilot drill, use the insert us guide.