Description: Quick change tool post is the main accessory of engine lathe, consists of a tool post and the holder of several composition, workpiece as required, select the appropriate toolholder. It implements the external machine loaded cutter, the holder is mounted on the tool holder through dovetail. 1/4-3/8" turning and facing holder. Specification: Material: aluminum. Set includes: 1 x Tool Post. 1 x 3/8" boring holder. 1 x 1/2" capacity cut-off blade holder. 2 x 1/4-3/8" turning & facing holders. 2 x mounting bolts (M8 & M10). Features: 1. The use of multiple toolholders form an artificial tool magazine, can repeat replace toolholder. 2. Using the dial, each tool holder can be rotated multiple angle of 9 or 9 , operations with extension units, can be processed various angles workpiece. 3. Toolholder for the adjusting screw nut and tool, adjust installation height , easy to operate, shortening the time loaded cutter. 4. Each changing tools only takes a few seconds. 5. Replace the tool holder high positioning accuracy, reset accuracy within 0.01mm range, the surface quality of machined parts, precision improved. 6. The tool post, high stability processing, modeling novelty, compact structure, tool change rapid, good rigidity, high precision machining. Package Included: 1 x Tool Post. 1 x boring holder. 1 x capacity cut-off blade holder. 2 x turning & facing holders. 2 x mounting bolts