No time wasted with shims. All working parts hardened and precision ground. Wedge type tool post are precision engineered to assure repeatability accuracy. Wedge type tool post Have the Maximum rigidity to get the chatter free performance. Suitable for lathe center height 0.6 – 1.75″ (top compound surface to lathe center line), such as: South Bend 9″ & 10″, Atlas 10 & 12″, Delta 10 &11 Nardini TT1000 & TT1200 and many other import lathes. Whole set includes one each of. AXA Size 250-111 Set Wedge Type Quick Change Tool Post Set For Lathe 6- 12. 250-111 Wedge Type Tool Post. 250-101 Turning Tool Holder. Use tool bit up to 1/2. 250-102 Boring, Turning Tool Holder. Use tool bit up to 1/2″ and round shank tool bits up to 7/16″. 250-104 Heavy Duty Boring Bar Holder. Use 5/8 and 3/4 shank boring bars. 250-107 Parting Blade Tool Holder, use 1/2 high parting blades. 250-110 Knurling and Turning Tool Holder. Quick Change Tool Post. We will try to answer most emails within 3 days. We are open Monday to Friday 8am to 5:30pm Pacific Standard Time, and Saturday 8am to12noon. Our friendly staff are available during these hours. We’ll do our best to solve your problems.