Diamond grit edge hole saws have been specially developed for professionals that need to drill in extremely hard materials where it is increasingly difficult to drill with conventional hole saws.

These hole saws guarantee excellent performance and superior lifetime! Diamond Grit Premium Grade. Well-shaped and extremely strong cubo-octahedral inclusion-free heat-resistant crystals delivers fast, clean cuts up to 10 times longer life.

Features

• Cut floor tiles, wall tiles, hard stones, Okite, solid bricks, plasterboard, fiber cement, fiber glass
• Diamond cutting edges deliver fast, clean cuts up to 10 times longer life
• Drill in extremely hard materials where it is increasingly difficult to drill with conventional hole saws
• Cutter filled with cooling wax
• RPM: 1500~4000