Description

5 Pieces Diamond Drill Bit Set

High-Quality Diamond Drill Bit Set of 5 Different Sizes:

3/8 inch, 1/2 inch, 5/8 inch, 3/4 inch, 1 inch

Diamond-coated tip goes through Tiles, Glass, Fish Tanks, Marble, Granite, Ceramic, Porcelain, Bottles, and Stones

Can be used with Handheld or Upright Drills: Standard Diamond Drill Bit Shank for Standard Drill and Rotary Tools (Electric or Cordless)

The diamond particle coating on Drilax hole saws 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. Please visit our DIY Help Pages

The electroplated diamond coating will wear off if the tool gets too hot. Never let your drill bit run dry.

The largest shank size is 3/8 inch and the smallest is 1/4 inch – suitable for standard drills. Maximum depth of cut is 1-1/8 inch

Diamond Drill Bit Set Instructions

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.

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