JET – 200 Series Quick Change Tool Post Set. Increases productivity of all lathe operations. Set includes one 200BXA series tool post and 5 tool holders (#1 Boring & Facing; #2 Boring, Turning & Facing; #4 Heavy Duty Boring; #7 Universal Paring Blade and #10 Knurling, Facing & Turning). Hardened and ground working parts. Maximum rigidity for chatter-free performance. Holders fit ALLORRIS and YUASA tool posts. Completely sealed for maintenance free operation. Change tools in seconds. Fits 10″-15″ swing lathes. Working parts hardened and ground.