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About product and suppliers:
        Alibaba.com offers 2,934 automatic lead screw products. About 11% of these are ball screws, 1% are screws. 

A wide variety of automatic lead screw options are available to you, such as rolled thread, milled thread. You can also choose from drilling, broaching, and hybrid. As well as from free samples, paid samples. 

There are 2,934 automatic lead screw suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of automatic lead screw respectively. 

Automatic lead screw products are most popular in Domestic Market, Western Europe, and Northern Europe. 

You can ensure product safety by selecting from certified suppliers, including 1,939 with ISO9001, 299 with Other, and 23 with ISO14001 certification.