Use for hole saw sizes 5/8" through 1-3/16" for the P/N 49-56-6960. 3 milled flats prevent slipping in chuck.
On the second P/N 49-56-7055, pilot hole size 1/4". Has 1/4" shank. Use for hole saw sizes 1-1/4" & larger. The Quick Change 7/16" shank prevents slipping in chuck. Pin drive construction permits fast interchanging of hole saws without removing arbor from chuck. Pilot drill size 1/4". |