List: $6.95
(0) ARBOR ADAPTER NUT
HSM44NA

Adapts hole saw arbors with 1/2-20 threads to fit hole saws with 5/8-18 threads. Made in USA. View Details

List: $13.40
(0) 3/8" HEX SHANK MANDREL
HSM24K

1/2"-20 Threaded boss. View Details