Electroplated diamond coated holesaw.
Diamond coated cutting edge allows precise chip-free cutting of glass, granite, marble and ceramics.
Integrated water-cooling sponge that prolongs the life of the cutting edge by reducing heat build-up.
Sponge must be soaked in water before use.
18mm Diameter 45mm cutting depth ideal for plumbing and electrical installations.
Rounded 10mm hex shank means it will fit both handheld or pillar drill chucks.