Hole Saw Arbor HEX SHANK Mandrel

Fits hole saws 9/16″ to 1-1/8″ in diameter
5/8″-18 thread for a universal fit with all popular, major hole saw brands and types
Professional grade, heavy duty high speed steel material
Comes with a replaceable pilot drill bit and locking screw. Hollow shaft allows pilot drill to be easily taken out and replaced