Diamond Drill Bit Hole Saw Set Guide Included 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 Tool Ceramic Porcelain Tiles Glass Granite

• PREMIUM QUALITY, LONG LASTING Diamond Hole Saw Drill Bit Set in Case
• INCLUDED POLY FOAM INSERT - USED as a GUIDE
• Diamond Drill Bit Tools
• 10 POPULAR Sizes from 1/4 inch to 2- inches
• Our 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.

The diamond coating on DRILAX diamond drill bit gives superior performance and tool life. Please note our tools do not need center pilot holes. Center pilot hole drills are mostly for wood, metal, etc.

Drilax tools in this set can drill 1 1/8 in depth.

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.

Here is how you could use water to keep the tool cool:

a- You can build a mini water dam around the hole with plumbers putty.

b- You can choose to spray water on the drill bit.

c- Or you can use running water to cool the drill bit.

EASY TO USE

Center pilot drill bits are for wood, metal, etc.;

Here is how you can keep the drill bit on target:

a- You can make your own guide out of plywood - plastic or even cardboard. All you need is to keep the drill bit in place until it makes the initial marks.

b- You can start drilling at an angle, with the edge of the drill bit making a C slot and then getting the drill bit up to vertical.

c- You can manually guide the drill bit with a wet sponge.

Please use protective gear.