hex bolts, hex nuts, flat washer, spring washer...

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No.78,3rd Industry Zone of ChangTang Dalang

J and R Metalwork Industry Co., Limited established in 2000 and located in Dongguan, Guangdong, China.After almost 13 years management development and technical improvement. Now, J and R Metalwork Ind...

Our company, established in 1988, is one of the leading companies in the screw and spring industry. Today, our products include screw, bolt and spring are widely used in many popular electronic produc...