Description
The part is axle sleeve. The materials include TCT, HSS, SKD-11, SKD-61, SKH-2, SKH-9, DC53, D2, H13, SUS-420, SUS-440B, SUS-440C, 65Mn, SUJ-2, H13, M2, SK-2, SK-5, SK-7, HS2-9-1-8, M41, M42, SKH40, SKH55, M1, M2, M4, M7, SKH-10, H6-5-2C and so on.