1. According to the needs of the workpiece, the corresponding tool holder can be to process outer , end face, cutting,knurling,drilling reaming, boring, etc. 2. The tool holder is installed on the tool holder by swallow-tail groove. It has the characteristics of fast tool changing, high positioning accuracy and so on. 3. The tool holder is the main accessory of small lathe. It is composed of one tool holder and cutter clips. According to the need of machining workpiece, the corresponding tool holder can be . It can be used for machining outside , end face, cutting, knurling, drilling hole, boring, etc. 4. With a of sizes of drill , turning and finishing tools can be locked . 5. grinding and hardening. 6. Turning and trimming tools can be locked (save time and effort when changing operations). 7. Installed on engine, worktable or turret bed quickly and easily, suitable for all kinds of operations from machining to heavy cutting. Item Type:Tool Holder Holding Range:3/16 inch~1/2 inch Color: Black Material: steel Package Contents: 1 * Quick Tool Change Holder Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.