High Quality Diamond Drilling Tool Set of 5 Different Sizes: 3/4 inch , 1 inch , 1-3/16 inch , 1-3/8 inch , 1-5/8 inch. Diamond coated tip goes through Tiles, Glass, Fish Tanks, Marble, Granite, Ceramic, Porcelain, Bottles and Stones
This set has the longer drill body for deeper cuts. Can be used with Handheld or Upright Drills
Comes in a PU Storage Case with insert.
The diamond particle coating on Drilax hole saws give superior performance and lifetime. Please note our tools do not need center pilot holes. Center pilot hole drills are mostly for wood, metal, etc.
Electroplated diamond coating will wear off if the tool gets too hot. Never let your drill bit run dry.
The shank size is 3/8 inch – suitable for standard drills. Maximum depth of cut is 1-1/4 inch
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 a card board. 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 wet sponge.
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