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BGTEC Dry Diamond Drill Bits 2pcs 1/4″ with Quick Change Hex Shank for Granite Porcelain Tile Ceramic Marble

$19.09

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diameter 6mm 1/4 Inch,diamond length 10mm ,Hex Shank Quick-fit
Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, stone

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Description

diamond core drill bit with Quick change Hex shank

Wax inside for cooling

There’s a special cooling wax inside,which can cool and lubricate the drill bit at the same time as drilling.Easily drill holes without assist and Take less time in drilling.

High Quality Material

High hardness diamonds firmly attach the steel body by Vacuum Brazed technology.Our diamond drill bit use High Quality Artificial Diamonds which are sharp, thickened and durable.

Accurate Positioning

Not only Multi-purpose drilling but also long time drilling.Our diamond core drill bits can make accurate positioning and complete drilling holes in short time.

Stalinite,Metal,Wood,Plastic

Step 3

Bring the drill up into upright position

Step 4

Continue to drill and swaying the machine along a circle

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