Feature: 1. The product realizes the installation of knives outside the machine, the tool holder is installed on the tool holder through the dovetail groove, and the tool can be changed quickly. 2. The bracket provides maximum stiffness and no vibration to prevent blade breakage. 3. Turning and face steering tools can be locked together (saving time and labor when changing operations) 4. Used in various occasions, machining, automobile manufacturing, military manufacturing, etc. 5. The fast change tool holder is the main accessory of ordinary lathes. It consists of a tool holder and several tool holders. According to the needs of the workpiece, the corresponding tool holder can be selected. It can carry out turning, turning, grooving, cutting, knurling, and drilling. Reaming, boring and other processing. 6. The product is made of high‑carbon steel, durable and non‑perishable. 7. Advanced design provides built in quick tool changing versatility with positive rigidity to meet the most exacting working tolerances. 8. With quickly change, positioning accuracy and strong rigidity, it is an ideal product to replace the traditional square tool post and realize rapid turning. Specification: Item Type: TooL Post Holder.Material: High carbon steelColor: BlackSize: Approx. 77 x 77 x 25mm / 3 x 3 x 1inTool Position Range: Approx. 0.48 x 1.27cm / 0.2 x 0.5in Package List: 1 x TooL Post Holder