Fitment: Suitable for lathe quick change tool holders with main tool holder AXA 250-100 or AXA 250-111. Toolholder Models:250-111 Gib type tool holder, 250-100 Piston type locking tool holder, 250-101 turning tool holder, 250-201T turning tool holder, 250-102 turning boring tool holder, 250-104 strong boring tool holder, 250-107 cutting tool holder, 250-110 knurled turning tool holder. Process: This product is made of high-strength alloy steel to ensure reliability under high loads. Although the surface has been blackened to increase protection, some small scratches may still be seen; However, these surface defects do not affect the actual performance of the product. Recommend: This is a quick change tool for lathes that ensures quick and safe tool changes. Thanks to its modular design, the system is easily compatible with a wide range of tool types, such as turning tools, drills and boring tools. This feature not only improves the versatility of the machine tool, but also greatly optimizes the production process, thus enhancing the overall production efficiency.