The SS-152 mandrel is made to thread directly on the head stock spindle as shown on the right. No need for Morse taper, draw bar or jaw chuck. In place of the spanner hole, there are flats on 2 sides of the neck to use pliers. Thread sizes are:
- 1” x 8 tpi = all Jet, Rikon and most midi lathes and more
- 1.25” x 8 tpi = Robust, Laguna, Nova, Vicmarc, Powermatic, etc.
- M33 x 30 = Oneway full size lathes