产品细节图及参数表格
表面处理
发蓝，电镀锌（白锌、彩锌、蓝白锌），热镀锌，达克罗，粉末渗锌。
产品特征
配以开口销机械防松，工作可靠，用于振动，变载荷等处。
（以上产品描述及产品图片可供参考，具体事宜可根据客户的要求进行商议）
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