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10 pc 3-14mm Diamond Drill Bit Set Hole Saw Cutter Tool

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10 pc 3-14mm Diamond Drill Bit Set Hole Saw Cutter Tool

1.90 Ounces
Most in-stock items ordered by 1PM Pacific Time ship the same business day!
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Product Description

This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, ceramic or other materials and only needs water for lubrication. Total 10 different sizes: 3mm / 4mm / 5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 12mm / 14mm.

Product Features:

  • Made of high quality metal material, very durable.
  • 10 different diameters, perfectly meet your need.
  • Suitable for use in drill hole on glass, marble, tile or granite.
  • Opening neat, smooth, no broken edges, will not produce tremor.
  • Needs water for lubrication, otherwise the diamond core drill will burn.
  • Can be used with a standard electric drill.
  • Start your hole diagonally, make a round trace and then hold drill straight.


  • Keep adding water to keep the drill cool, strictly prohibit from dry drilling.
  • Low drill pressure and increased use of water lubrication will extend drill bit life considerably.

Product Specification:


Type Diamond Coated Hole Saw Drill Bits
Material Steel + diamond sand
Sizes 3/4/5/6/7/8/9/10/12/14mm
Function drill hole on glass, marble, etc.
Application range hand electric drill
Weight 1.9oz(55g)

Package Includes:

  • 10 x Diamond Coated Hole Saw Drill Bits

Warranty Information

If you are not totally satisfied with an item that you purchased, you may return it at its new, original condition within 60 days of purchase for a full refund that you paid to us.
If the return is due to product defect, we will pay your return shipping postage. If returned for other reasons, return shipping postage will not be paid.

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