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Hex Bolt A307 / DIN933 / DIN931 / ISO4014 / ISO4017
Hex Bolt tau siv nyob rau hauv ntau hom kev siv. Lub tsev, tshuab, txoj haujlwm, Txawb thiab li ntawd. Nws yog cov khoom nquag tshaj plaws hauv kev lag luam nrawm nroos.Peb qis qis tshaj 3D.6%. CE cim.