The 33/60x1/2 Professional Arbor is a standard duty arbor with 1/4 inch spindle and spacers. It enables mounting of 1/4 inch bore slotters with and without bearings in a variety of positions. Use shims/spacers to prevent bearings with larger diameters, touching the tips of the slotters and also for accurate spacing. Standard duty arbor with 1/4 inch spindle and spacers. Enables mounting of 1/4 inch bore slotters with and without bearings in a variety of positions. Use shims/spacers to prevent bearings with larger diameters, touching the tips of the slotters and also for accurate spacing. Specifications Overall Length 63.5mm Spigot Diameter 6.35mm Spigot Length Inc Thread 35.5mm Spigot Thread Length 11mm Shank Diameter 1/4"
