HHIP 4″ 1 1/2-8 THREADED 3 JAW CHUCK BACKPLATE (3900-3212)

Description

4″ 1-1/2″~8 Threaded 3-Jaw Backplate ~ Fits most plain back chucks. ~ Must be machined for concentricity. ~ Made of high grade casting steel. ~ Assembly instructions included. ~ Bolt circle is 3.3″. ~ Number of bolt holes is 3. Fits most plain back chucks. ~ Must be machined for concentricity. Made of high grade casting steel. ~ Assembly instructions included. Bolt circle is 3.3″. Number of bolt holes is 3.