Carriage Bolt, 5/16 in, Steel, Zinc
Mfr # N221-689
Zoro # G3984754
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Whether for home, farm, builder or industrial customers, National has all the right hardware in the size and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and fastening options for all of your indoor and outdoor uses. An industry-leading set of screw eyes in a host of size are offered in zinc-plated with proprietary WeatherGuard, which has a three times higher corrosions resistance than the competition. Along with zinc-plated, there is a strong contingent of solid brass and stainless steel screw eyes available. Zinc plating offers corrosion resistance for all of your functional hardware needs.
- • Designed for home and industrial applications
- • Standard machine screw threads
- • For interior and exterior applications
- • Zinc plated to resist rust
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