材質:ZF40Mn/ZG35Mn表面硬度:HRC 48-58淬火深度:根齒>4mm,頂齒>6mm重量:39公斤安裝尺寸:20H,21T
+86 18876548025
+8613906095209
cqc@cqctrack.com
j_sales@cqctrack.com