Shanghai Yueguan Hardware Co.,Ltd.

上海跃冠五金有限公司

(UNI 5923 - 1985)

material	Austenitic stainless steel
Coating	Passivation
跃冠五金长期供应UNI5923内六角平端紧定螺钉，材质合金钢、不锈钢

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