Features: 1. This collet chuck is made of high quality DN65 carbon steel for durability and high accuracy 2. Straight tightening by nut, high rigidity and strong clamping force 3. Standard 5C collet, perfect replacement for the old or damaged one. 4. This is a 5C-ER32 spring collet chuck, easy to install and remove 5. Generally used to fix the milling machine. Specification: Condition: 100% Brand new Material: DN65 carbon steel Package List: 1 x Collet Chuck Note: New-style and old-style are shipped randomly Package List 1This collet chuck is made of high quality DN65 carbon steel for durability and high accuracy 2Straight tightening by nut, high rigidity and strong clamping force 3Standard 5C collet, perfect replacement for the old or damaged one. 4This is a 5CER32 spring collet chuck, easy to install and remove. 5Generally used to fix the milling machine.