Diamond Hole Saw Set, Diamond Core Drill Bit for Tile/Glass/Marble (6mm-50mm, 11pcs)

Professional Diamond Hole Punch: with special brazed diamond design for porcelain, glass, marble, ceramic, stone and granite, etc.

High Quality Hole Drilling: Made of carbon steel with diamond blade, ideal for drilling clean, precise holes and cutting perfect circles with these tools

Long Life: Heavy duty hole saws offer superior performance and more than 8 times durability

Tips: The electroplated diamond coating will wear off if the tool gets too hot, never let your drill dry out

Package Included: 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 22mm, 25mm, 30mm, 38mm, 50mm. 11Pcs Drill Bit Set

Product Description

Specifications:

Material: Carbon Steel

11Pcs 6mm-50mm Diamond Hole Saw Drill Bit Set

Features:

This diamond coated core drill bit removes a complete circle from glass, tile, marble, granite, ceramic or other materials

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Note:

If you feel the burning, take a step back! Either your speed is too fast or the pressure you are applying is too much. They should never feel hot to the touch, even hot.

Please:

Always use water to lubricate. Otherwise the diamond core bit will burn.

< p>Can be used with a conventional electric drill.

Make a semicircular mark and then hold the drill straight.

Reduced drilling speeds, low drilling pressure and increased water consumption Lubrication will significantly extend the life of the drill bit.

Use coolant.

Minimum pressure.

As a rule of thumb, the smaller the diameter of your drill bit, the higher the drilling speed you can use. The harder your material, the slower you should use the drilling speed.

Diamond drill bit shank diameters are:

Diamond drill bit shank diameter of 6mm is 6mm.

The shank diameter of diamond drill bits with 8mm to 25mm is 8mm.

The shank diameter of other diamond drill bits is 10mm.

Contents:

< p>11 diamond brazed drill bits