The quick change tool post is a primary accessory for machine tools, consisting of a tool post and various tool holders. Based on workpiece processing requirements, appropriate tool holders can be selected to perform cylindrical facing, end facing, cutting, drilling, reaming, boring, and other operations. It allows for tool mounting outside the machine, enabling fast tool exchange, high accuracy, and strong rigidity. It serves as a reliable alternative to square turrets.Features: - Accuracy: Designed to ensure repetitive precision. - Easy installation: Quickly and easily mounted on a lathe, bench, or tower for a wide range of operations. - Stud size M-10: Compatible with most mini machines; modifications such as a sleeve or new center rod may be required for certain models. - Reduced setup time: Enables instant transition between operations. - Fully interchangeable with Aloris, Dorian, Phase II, Yuasa, and most other manufacturers' components. - All working parts are precision-machined and hardened. - Completely sealed design for maintenance-free operation. - Superior rigidity: Ensures smooth turning with minimal chatter or vibration. - Drilling capability: Allows drilling using the carriage power instead of manual feed or tailstock. - Hardened cuniform tool post design: Easily centered for consistent performance.Specifications: - Material: Steel - Color: Black - Lathe swing: 69 inches - Application: Turning tool - Usage: CNC machine tool accessory - Type: 250-000, 250-001, 250-002, 250-004, 250-007, 250-010 (optional) Tool Capacity: - 250-000: 1/2" cuniform type tool post - 250-001: 1/2" turning tool holder - 250-002: 1/2" boring and turning tool holder - 250-004: 3/8" and 1/2" heavy-duty boring bar holder - 250-007: 1/2" parting blade tool holder - 250-010: 1/2" knurling and turning tool holder Package Dimensions: 145 x 80 x 55mm / 5.7 x 3.1 x 2.2in Package Weight: - 250-000: 739g / 1.6lb - 250-001: 159g / 5.6oz - 250-002: 157g / 5.5oz - 250-004: 367g / 12.9oz - 250-007: 243g / 8.6oz - 250-010: 271g / 9.6oz Usage Details: - 250-001: Quick tool change holder for lathe cutting tool bits up to 1/2 inch. Designed for use with cuniform type 250-000. - 250-002: V-groove design holds round shank boring bars and square tool bits for facing, external turning, cutting, and boring. - 250-004: Used for straight shank drilling, reaming, and boring. Includes a split bushing to accommodate small diameter boring bars. Provides extreme rigidity and smooth cutting with minimal chatter. - 250-007: Holds square tools for slotting and cutoff operations. - 250-010: Suitable for knurling; when using square tools, capable of facing, external cutting, and boring operations.Packing List: 1 x Tool Post / Tool Holder