執筆者 ep | 1月 9, 2023 | 未分類
Item Description Product parameters Item: challenging chrome plated rod (induction or with out)Substance: CK45/1045/S45C/SS304/otherFloor hardness:HRC18-20/HRC58-60Chrome layer thickness:15μm ~ 25μmChrome layer hardness:over HV800Axis straightness:.15mm...
