Greenlee Arbor Holesaw 1/2 Shnk 1 Flat
The best arbor in the industry ensures a solid connection without any gaps or wobbling.
Arbors include replaceable, high-speed steel pilot drill
Pilot drills have unique split-point tip design
Use with Greenlee bimetal hole saws, recessed light holesaws and carbide-grit hole saws (carbide-tipped pilot drill sold separately)
Can be used with Greenlee #901 or #904 bit extensions
Use with Greenlee recessed light hole saws