温州市申南紧固件有限公司
Wenzhou Shennan Fasteners Co., Ltd.
温州市申南紧固件有限公司
GB83 Square set screws with long dog point and rounded end (GB /T 83 - 1988) 主打
material Carbon steel
grade, rigidity grade 8.8
Coating zinc plated color
可按客户要求定制