Features： 1、Small and Portable: The weight is moderate, so you can carry it around when you need it, and if you don't need to use it, it's also easy to store, not taking up a lot of space. 2、Satisfactory Accuracy: Our collect chuck has a very satisfactory accuracy of 0.005, which is suitable for CNC milling machine turning tool engraving machine. 3、Easy to Install: This collect chuck is very easy to install, follow the conventional operation process can be successfully installed, very friendly to novices. 4、Carbon Steel Material: Made of carbon steel with exquisite craftsmanship, strong oxidation resistance, high hardness, can achieve long term use under normal operation. 5、Applicable Scenarios: Mounted to the backplate of your choice for use on the lathe, can also be used as a fixture on the milling machine, if you have related needs then this one is for you. Specification： Item Type: Collet Chuck Model: ER32 D125 Size: Approx. 125 x 50mm / 4.92 x 1.97in (D x H) Accuracy: 0.005 Material: Carbon steel Package List： 1 x Collet Chuck