½" Shaper Arbor (NOS)

Includes four rub collars (25/32", 1", 1¼", and 1½")   This is the standard arbor used for all of the ½" shaper cutters used on every model of Shopsmith.  Have multiple cutters mounted and ready to go with extra arbors.  Keyed washer allows safe use on right or left hand rotating shafts.