产品描述：
该款工具是采用铬钼钢板材质，激光雕刻而成，大小不同规格满足您需求。符合标准GGG-W-660A。
注：具体参数可致电咨询
The sockets are manufactured from the highest quality chrome molybdenum steel which is clearly laser etched with the size for easy and rapid identification. Tough, impact-resistant carry case.Conforms to:
Metric DIN 3129, Imperial SAE USA Federal Standard GGG-W-660A.
