1OXA Wedge Type Tool Post Set 250-000 Fit For Mini Lathe up to 8. The only difference between 250-000 and FX250-000 post is the rotation direction of the the nut of the post, one left, another right. 250-000 Wedge Type Tool Post. 250-002 Boring, Turning Tool Holder. 250-004 Heavy Duty Boring Bar Holder, can use two size boring bars 3/8" & 1/2". 250-007 Parting Blade Tool Holder, use 1/2 high parting blades. 250-010 Knurling and Turning Tool Holder. No time wasted with shims. All working parts hardened and precision ground. Wedge type tool post are precision engineered to assure ...