Starrett locking arbor with carbide pilot drill

The Starrett XA17-38 locking arbor with carbide tipped pilot drill 6.35mm (1/4") and 8.75mm (11/32") hex shank, fits hole saw diameters 32-210mm (1.1/4"-8.9/32"). The arbor locks tightly on the saw eliminating vibration and is invaluable on exceptionally tough jobs and production runs.