Rumco As a leading cold-headed fastener manufacturer specializing in SEMS fasteners for over 20 years, RUMCO has all the resources to meet your fastener needs-from standards to specials. In small or large quantities. At RUMCO we have one commitment - to offer a wide range of quality fasteners, and meet or exceed our customers' highest expectations. On time. Every time. Serving the following ...

Allstar Fasteners is a domestic manufacturer of screws and fasteners.