One Way Security Screw Shenzhen Shi Shi Tong Metal Products Co., Ltd. Base Info Model NO.：68Material：Stainless SteelType：T HeadGroove：One WayConnection：Common BoltHead Style：HexagonalStandard：DIN, GB, JISGrade：8.8Origin：China Description Pre：Large Stocks Injection Molding Water Flow Regular Next：Precision Water Manifold for Injection Molding Machine
