Feature: 1. Quickly and easily install on an engine, bench or turret lathe for a wide range of operations. 2. Fully interchangeable with Aloris, Dorian, Phase II, Yuasa and most other manufacturer components. 3. All working parts are hardened and precise ground. 4. Can handle all kinds of angle workpieces. 5. A tool change takes only a few seconds. 6. Can process car outer circle, car end face, grooving, cutting, knurling, reaming, boring and so on. Specification: The quick change tool holder is the main accessory of the ordinary small lathe. Selects the corresponding tool holder according to the needs of the workpiece. It has the characteristics of quick tool change, high positioning accuracy and strong rigidity. Features: Quickly and easily install on an engine, bench or turret lathe for a wide range of operations. Fully interchangeable with Aloris, Dorian, Phase II, Yuasa and most other manufacturer components. All working parts are hardened and precise ground. Can handle all kinds of angle workpieces. A tool change takes only a few seconds. Can process car outer circle, car end face, grooving, cutting, knurling, reaming, boring and so on. Specification: Material: steel Color: black Type: 250-222, 250-201, 250-202, 250-204, 250-207, 250-210, 6pcs set (optional) 250-222: wedge-style tool post (3"L * 3"W * 4-5/8"H) 250-201: turning & facing holder with 1/4-5/8" tool capacity 250-202: boring, turning & facing tool holder with 1/4-5/8" tool capacity 250-204: boring bar tool holder with 3/4 & 1" capacity 250-207: universal parting blade tool holder with 11/16" blade height 250-210: knurling, facing & turning tool holder 1/4-5/8" Package size: 250-222/250-201/250-202/250-204/250-207/250-210: 120 * 115 * 80mm / 4.7 * 4.5 * 3.1in 6pcs set: 145 * 80 * 55mm / 5.7 * 3.1 * 2.2in Package weight: 250-222: 3900g / 8.6lb 250-201: 710g / 1.6lb 250-202: 700g / 1.5lb 250-204: 1540g / 3.4lb 250-207: 940g / 2.1lb 250-210: 880g / 1.9lb 6pcs set: 8700g / 19.2lb Packing List: (optional) 1 * Tool Post or 1 * Tool Holder or 1 * 6pcs Set Package List: (optional) 1 * Tool Post or 1 * Tool Holder or 1 * 6pcs Set