Efficient Quick Change Tool Post Set for Lathes 6-12 - 5 Tool Holders Included. Efficient Quick Change Tool Post Set for Lathes 6-12. Transform your lathe experience with our Quick Change Tool Post Set, designed for unparalleled efficiency and versatility. Ideal for lathe center heights ranging from 0.6" to 1.75" (from the top compound surface to the lathe center line), this set is compatible with renowned lathes including South Bend 9" & 10", Atlas 10 & 12", Delta 10 & 11", Nardini TT1000 & TT1200, and many other imported models. 250-100 Piston Type Tool Post. ...