1.Products name : JM71 straight shank collets
2.Material:65Mn
3.Hardness: HRC44-48
4.Taper: 16mm 22mm 20mm 25mm 32mm 42mm 40mm
5.Accuracy:0.015mm
6.Mini order quantity: 10pcs
7.Package : Plastic box
8.Brand : HT-TOOLS