PREMIUM QUALITY, LONG LASTING Diamond Hole Saw: Extra Large SizesOur hole saws are taller than most other available products. 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) DESIRED RESULTS in Granite, Ceramic & Porcelain Tiles, Glass, Marble, Slate, and many types of Stones. No need for a pilot drill. Our tools do not have pilot drills. They are for soft materials and will often crack brittle materials such as glass, stone, tiles, etc. DRILAX Diamond Hole Saw - Tiles, Glass, Granite, and Quartz Drilling DUSTLESS and CLEAN HOLES DRILAX Diamond Hole Saw - Tiles, Glass, Granite, and Quartz Drilling up to 1-1/8 inch thickness Drilax Diamond Hole Saws - Easy to Use - DIY Applications High-Quality Diamond Coating Extra Large Size Drilax High-Quality Diamond Hole Saw - Longer Tool Life Improved Depth of Cut Drilax Diamond Hole Saw Marble, Granite, Quartz - Drilling Holes Drilax Diamond Hole Saw Drill Bits for Drilling Holes in Marble, Granite, Quartz Drilling Wall and Floor Tiles Drilax Diamond Hole Saw for Drilling Wall or Floor Tiles, installing Shower Doors, Faucets, Drain Holes, Toilet Flange Holes 6-5/16 inch Diamond Hole Saw 6-5/8 inch Diamond Hole Saw 7 inch Diamond Hole Saw 7-1/2 inch Diamond Hole Saw 8 inch Diamond Hole Saw Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 184 4.2 out of 5 stars 184 4.2 out of 5 stars 184 4.2 out of 5 stars 184 4.2 out of 5 stars 184 Price $34.99$34.99 $39.99$39.99 $99.99$99.99 $99.99$99.99 $99.99$99.99 Depth of Cut 1-1/8 inch 1-1/8 inch 1-1/8 inch 1-1/8 inch 1-1/8 inch Shank Size 3/8 inch 3/8 inch 3/8 inch 3/8 inch 3/8 inch Outside Diameter 6-5/16 inch 6-5/8 inch 7 inch 7-1/2 inch 8 inch Fits Standard Drill ✓ ✓ ✓ ✓ ✓ Suitable for Porcelain, Ceramic, Glass, Tiles, Granite, Quartz ✓ ✓ ✓ ✓ ✓ 1-1/2 inch Diamond Hole Saw 1-5/8 inch Diamond Hole Saw 1-3/4 inch Diamond Hole Saw 2 inch Diamond Hole Saw 2-3/8 inch Diamond Hole Saw Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 871 4.5 out of 5 stars 1,182 4.5 out of 5 stars 1,182 4.5 out of 5 stars 1,182 4.5 out of 5 stars 1,182 Price $19.94$19.94 $9.99$9.99 $11.99$11.99 $12.99$12.99 $12.99$12.99 Depth of Cut 1-1/8 inch 1-1/8 inch 1-1/8 inch 1-1/8 inch 1-1/8 inch Shank Size 3/8 inch 3/8 inch 3/8 inch 3/8 inch 3/8 inch Outside Diameter 1-1/2 inch 1-5/8 inch 1-3/4 inch 2 inch 2-3/8 inch Fits Standard Drill ✓ ✓ ✓ ✓ ✓ Suitable for Porcelain, Ceramic, Glass, Tiles, Granite, Quartz ✓ ✓ ✓ ✓ ✓ Diamond Drill Bit Instructions You can use a wood template to locate the diamond hole saw.Drilling faucets or pipes pipe holes (wall or floor) for kitchen and bathroom renovations.Complete Bathroom - Shower Renovation with DRILAX Diamond Tools The diamond coating on the DRILAX diamond drill bit gives superior performance and lifetime. Please note our tools do not need center pilot holes. Center pilot hole drills are mostly for wood, metal, etc. Our standard tools can drill 1 inch to 1 1/8 in depth. You can drill deeper if you remove the plug. Shank size is 3/8 - common electric or cordless drill can be used. The electroplated diamond coating will wear off if the tool gets too hot. Never let your drill bit run dry. Use water to keep the tool cool with a mini water pool with plumbers putty or use a hose. EASY TO USE Center pilot drill bits are for wood, metal, etc.;