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About product and suppliers:
        Alibaba.com offers 54,951 per screw products. About 13% of these are screws, 1% are nails. 

A wide variety of per screw options are available to you, such as furniture handle & knob, screw cap, and filling machine. You can also choose from steel, plastic, and pvc. As well as from free samples, paid samples. 

There are 54,951 per screw suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of per screw respectively. 

Per screw products are most popular in Mid East, Domestic Market, and North America. 

You can ensure product safety by selecting from certified suppliers, including 17,224 with ISO9001, 8,930 with Other, and 5,038 with ISO14001 certification.