1.Products name:Straight shank collet chuck with standard nut
2.Material: 40Cr
3.Hardness: HRC48-52
4.Accuracy: 0.005mm
5.Package: Plastic box
6.Type: C12 C16 C20 C25 C32 C40
7.Mini order quantity:10pcs
8.Package:Plastic box
9.Brand:HT-TOOLS