Drilax&trade; 5 Pcs Diamond Drill Bit Set 3/4", 1", 1-1/4", 1-1/2", 1-3/4" - Wet Cutting Ceramic, Porcelain Tiles, Glass, Fish Tanks, Marble, Granite, Bottles, Lot 5 Diamond Coated Core Hole Saws- Kitchen, Bathroom, Shower, Faucet Drilax052045 PREMIUM QUALITY, LONG LASTING, TALL (DEEPER CUTS) Diamond Hole Saw Drill Bit Tool Set in Elegant PU Zipper Storage Case. High Density Poly Insert Included. You can use it as a guide to keep the hole saw in position. BUY AS A SET and SAVE OVER 80 Percent on MOST POPULAR 5 Sizes: 3/4, 1, 1-1/4, 1-1/2, 1-3/4  Having these sizes available will help you cover almost all of your applications. SPECIAL FEATURE : INCREASED DEPTH of CUT  These hole saws are 30 Percent TALLER (deeper) than most competitors. You can drill through thicker materials with our tools. 1-3/8 inch counter-tops are no problem. Shank size is 3/8 inch for common drills (corded electric, cordless rechargeable, upright, other rotary tools) EXCELLENT RESULTS in Granite, Ceramic & Porcelain Tiles, Glass, Marble, Slate, and many types of Stones. DRILAX BUILT QUALITY  WE ARE HERE TO HELP. Shank sizes vary, maximum shank is 3/8" - suitable for all common electric drillers.