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Floor 2, No. 5, Lane 3, Weizai Area, Dongtang Community, Shajing Street, Banan District, Shenzhen, Guangdong, China (Mainland)
m4 m5 m6 Flange left thread Aluminum Nylon Lock Nut, US $ 0.01 - 0.05 / Piece, Guangdong, China, ZFhong,m2 m3 m4 m5 m6.Source from Shenzhen Zhongfa Precision Hardware Co., Ltd. on Waimaotong.com.