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Feature

1.Made of high-strength steel and high-quality corundum powder, and fine workmanship; durable, high precision machining, smooth appearance, heavy quality.
2.Diamond Hole Saw bits are versatile drill bits that allow you to cleanly cut glass, ceramics, porcelain, ceramic tile, porcelain tile, limestone, slate, marble, granite, light stone and fiberglass.This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite.
3.Easy to use, high quality,good performance, long life - Excellent for making clean and accurate hole.All the bits are processed for a smooth and exact finish.
4. Attention: Please keep the speed in 800-1000 per minute, keep adding water to keep the drill cool, strictly prohibit from dry drilling!
5.Size(Diameter):4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,26mm,28mm,30mm,32mm,40mm

Description

About the product:
1.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
2.Easy to use, high quality,good performance, long life
3.Excellent for making clean and accurate hole on glass , tile and marble
4.Always use lubrication (water), otherwise the diamond core drill will burn
5.Start your hole diagonally, make a round trace and then hold drill straight

Specifications:
4mm outside diameter, 3.5mm shank diameter, 15mm shank lengthcan drill 30mm depth.
6mm outside diameter, 5.4mm shank diameter, 15mm shank lengthcan drill 30mm depth.
8mm outside diameter,5.5mm shank diameter, 18mm shank lengthcan drill 30mm depth.
10mm outside diameter,6.6mm shank diameter, 16mm shank lengthcan drill 30mm depth.
12mm outside diameter, 6.7mm shank diameter, 16mm shank lengthcan drill 30mm depth.
14mm outside diameter, 7.0mm shank diameter, 16mm shank lengthcan drill 30mm depth.
16mm outside diameter, 7.0mm shank diameter, 16mm shank lengthcan drill 30mm depth.
18mm outside diameter, 8.3mm shank diameter, 16mm shank lengthcan drill 30mm depth.
20mm outside diameter,7.0mm shank diameter, 16mm shank lengthcan drill 30mm depth.
22mm outside diameter,7.2mm shank diameter, 16mm shank lengthcan drill 30mm depth.
26mm outside diameter,8.5mm shank diameter, 16mm shank lengthcan drill 30mm depth.
28mm outside diameter,7.8mm shank diameter, 16mm shank lengthcan drill 30mm depth.
30mm outside diameter, 7.5mm shank diameter, 16mm shank lengthcan drill 30mm depth.
32mm outside diameter, 7.6mm shank diameter, 16mm shank lengthcan drill 30mm depth.
40mm outside diameter, 7.8mm shank diameter, 16mm shank lengthcan drill 30mm depth.

Package Included:
15 x Diamond Coated Hole Saw Drill Bits