1-Aloris DA Tool post with mounting stud & Nut includes 2-T nuts 1 uncut. 1- DA4-D boring bar holder 1- DA1 turning tool holder 1- DA2 turning tool holder The were only used a short time. There is some surface rust as seen in photos from storage. The Aloris DA series is a super-precision, wedge-type quick-change tool post system designed for heavy-duty metalworking lathes with large swing capacities ranging from 17 to 48 inches. It provides maximum rigidity, repeatable precision within millionths of an inch, and chatter-free cutting performance for manual and CNC lathe applications. Key SpecificationsLathe Swing Compatibility: 17″ to 48″ (varies by tooling combination, sets can support 22″ to 36″ swings). Tool Post Height: 8 inches. Base Dimensions: 5″ width (A) x 4″ depth (C). Tool Bit Capacity: Accepts large tool bits, typically from 1/2″ up to 1-1/4″.