14Pcs 3-70mm Diamond Coated Hole Saw Drill Bit Set for Glass Ceramic Marble;

Features:
Do NOT run dry. Diamond Coated Tools will work best if you use water to keep the tools cool.
Easy to use, high quality,good performance, long life - Excellent for making clean and accurate hole
This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, cer
Size:3mm, 5mm, 6mm, 8mm, 10mm, 12mm, 16mm, 18mm, 20mm, 30mm, 40mm, 50mm, 60mm, 70mm(you can see the detail in the product description)
Package Includes: 1 x 14pcs Diamond Coated Hole Saw Drill Bits
Total 11 different sizes, 1 piece each size as belows,
3mm outside diameter, 3mm shank, can drill 30mm depth.
5mm outside diameter, 4.3mm shank, can drill 30mm depth.
6mm outside diameter, 5.4mm shank, can drill 30mm depth.
8mm outside diameter, 6.4mm shank, can drill 30mm depth.
10mm outside diameter, 6.5mm shank, can drill 30mm depth.
12mm outside diameter, 6mm shank, can drill 30mm depth.
16mm outside diameter, 6.4mm shank, can drill 30mm depth.
18mm outside diameter, 8.2mm shank, can drill 30mm depth.
20mm outside diameter, 8mm shank, can drill 30mm depth.
30mm outside diameter, 9.5mm shank, can drill 30mm depth.
40mm outside diameter, 10mm shank, can drill 30mm depth.
50mm outside diameter, 10mm shank, can drill 30mm depth.
60mm outside diameter, 10mm shank, can drill 30mm depth.
70mm outside diameter, 10mm shank, can drill 30mm depth.