Free sample Zinc yellow hexagonal expansion sleeve anchor bolt screw Floor anchor bolt with washer. M16 concrete wedge expansion anchor bolts. Galvanized steel expansion bolt wedge anchor bolt. Qingdao jeekuu Hardware Products Co., LTD. Email: 13306482520@163.com

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Thread specification dM6M8M10M12M14M16M20M24
d68101214162024
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