... : 45 steel 2.Color: black,red 3.Package: Plastic bags ER Spanner1.Made of special elastic steel material 2.Black and ... in China, we produce collets,collet chuck,tool holders, er spanner,er nut,pull stud,machine vise,fasteners etc. we export to ... support for us! Trade terms:1 Lead time: about 5-30 days, Samples within 3days2 Payment: T/T, L/C, PAYPAL3 ...