知名品牌参考号
K9713, 304876, 552580, 500413, 924605, D8505
品牌
Neutral or according buyer's request
heat treatment depth
0.8-1.2mm
precision of installation
≤0.03mm
certificate
ISO9001/TS16949
Color
Grey, Silver, Black, Green
Materials
Steel, 55# ,20CR ,GCR15
warehouse management
first in first out