Diamond grit edge hole saws have been specifically developed for professionals that need to drill extremely hard materials where it is increasingly difficult to drill with conventional hole saws.
These hole saws guarantee excellent performance and superior lifetime.

Includes

• 552-705 Ø 5mm (3/16in)
• 552-706 Ø 6mm (1/4in)
• 552-708 Ø 8mm (5/16in)
• 552-712 Ø 12mm (1/2in)
• 552-GUIDE
• 552-EX16 - Hexagonal adapter for electric drill