15 pcs Diamond Coated Drill Bit Set Tile Marble Glass Ceramic Hole Saw Drilling Bits For Power Tools 6mm-50mm

Attation please: want to order some of them Please contact the sellers freely.

Features :

• 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 .
• Can be used with a standard electric drill ( Excluding in this item ) .
• Excellent for making clean and accurate hole on glass , tile and marble .
• Always use lubrication (water ), otherwise the diamond core drill will burn .
• Start your hole diagonally, make a round trace and then hold drill straight .
• Easy to use, high quality,good performance, long life .

Size:

6mm outside diameter 5.4mm shank , can drill 35mm 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

14mm outside diameter, 7mm 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

22mm outside diameter, 8mm shank, can drill 30mm depth

25mm outside diameter, 9mm shank, can drill 30mm depth

26mm outside diameter, 9mm shank, can drill 30mm depth

28mm outside diameter, 9mm shank, can drill 30mm depth

30mm outside diameter, 9mm shank, can drill 30mm depth

40mm outside diameter, 9mm shank, can drill 30mm depth

50mm outside diameter, 9mm shank, can drill 30mm depth