Quickly and easily installed on any engine lathe, bench or CNC lathe, for a wide range of operations - from fine precision work to heavy duty cutting. INTRO-PRO SET (includes one each).Super Precision Tool Post + Machinable T-Nut to fit. #1 Tool Holder TURNING AND FACING HOLDER Takes various sizes of bits. Turning and facing tools can be locked in together. Saves time and labor when changing operations. #2 Tool Holder BORING, TURNING AND FACING HOLDER "V" groove holds round shank boring bars and tools as well as square tool bits. AXA Lathe Swings 0 - 12" BXA Lathe Swings 10" - 15" CXA Lathe Swings 13" - 18" CA Lathe Swings 14" - 20" DA Lathe Swings 17" - 48.