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About product and suppliers:
        Alibaba.com offers 3,070 metal knurling machine products. About 39% of these are window and door making machine, 31% are machining, and 2% are other fasteners. 

A wide variety of metal knurling machine options are available to you, such as free samples, paid samples. 

There are 3,071 metal knurling machine suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Taiwan, which supply 97%, 1%, and 1% of metal knurling machine respectively. 

Metal knurling machine products are most popular in Western Europe, Eastern Asia, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 955 with ISO9001, 214 with ISO/TS16949, and 146 with Other certification.