We make metal zippers with Brass, aluminum, nickel, nickel free, and other metals. They manufacture metal zippers in 3.5 and 7 gauge using third generation technology. Thus, they are more sturdy, long lasting and competitive priced. Using International standards and technology they make the "S" line (S-40, S-50, S-60) equivalent to the Nos. 3, 4.5 and 5.
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