Features 1、100% brand new and high quality. 2、Made of high quality material, durable and long service life. 3、High accuracy and large clamping force 4、Small body and it has stable performance 5、It is a kind of accessory used to seal the milling machine Specification Features: 1. 100% brand new and high quality 2. Made of high quality material, durable and long service life. 3. High accuracy and large clamping force 4. Small body and it has stable performance 5. It is a kind of accessory used to seal the milling machine Specification: Condition: 100% Brand New Specifications: 1/4" 1/8" Material: High Quality 65Mn Spring Steel Accuracy: 0.008 mm Concentricity: 0.008mm Package List: 2Pcs Collet(1/4", 1/8" in each one) Package List