alloyed steel oil-quenching and tempering)
1.standard:55CrSi,65Mn,72A,82B,60Si2Mn,50CrVA,T9A
2.norminal diameter:0.2-4.0

alloyed steel oil-quenching and tempering)

we could provide various favorable products along with the demands of customer

norminal diameter:0.2-0.45mm, 0.5-0.8, 0.8-1.0, 1.0-1.6, 1.6-2.0, 2.0-3.0,3.0-4.0

the tolerance: +-0.008, +-0.010,  +-0.015