A. It is quick and easy to install. B. It can securely hold square cutting tools with a diameter ranging from 3/16 to 1/2 inches. C. It is precision ground and hardened, completely sealed, and requires no maintenance. D. It offers high rigidity for chatter-free performance. Turning and facing tools can be locked. E. It is compatible with 250 - 100 or 250 - type tool holders. F. It is suitable for a wide range of operations, from fine precision machining to heavy-duty cutting. G. The model is 250 - 101. H. The maximum lathe swing diameter is 12 inches. I. The tool capacity is 3/16 - 1/2 inches. J. The color is black. K. The material is metal. L. The dimensions are 7.6 x 3.3 cm. M. The package contents include 1 quick-change tool holder. N. It is only suitable for specific types. O. Only the above package contents are included, and other items are not. P. Lighting and different monitors may cause slight color differences between the item and the actual product. A measurement error of +/- 1 - 3 cm is allowed.