Rumco Inc.

Elk Grove Village, IL

Rumco is a leading cold-heading manufacturer of SEMS fasteners, including two- and three-piece assemblies. For over 20 years, Rumco has supplied the industry with special SEMS products, including countersunk, nylon and neoprene washers, available in a variety of screw types, head styles and lengths.

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Fasteners

A fastener is a non-permanent or permanent mechanical tool that rigidly connects or affixes two surfaces or objects together. Non-permanent fasteners can easily be removed without damaging the joined materials...

Self-Drilling Screws

A self-drilling screw is a type of tool that has the same design features as a drill bit or cutting tool. As the name implies, self-drilling screws do not require a pilot hole in order to perform as a fastener...

Types Of Bolts

Bolts are mechanical devices used in assembling and fastening objects, typically used with a matching nut. They are designed to be installed in aligned unthreaded holes of multiple parts...

Cold Heading & Cold Forming

Cold forming can be defined as the process of continuously forming a specific shape or design from a metal wire without adding heat. This is aided by hammers, dies, and punches at a very high speed...

Powder Metallurgy

Powder metallurgy is a manufacturing process that produces precision and highly accurate parts by pressing powdered metals and alloys into a rigid die under extreme pressure. With the development and implementation of technological advances...

Ball Screws

Ball screws are mechanical linear actuators that consist of a screw shaft and a nut that contain a ball that rolls between their matching helical grooves. The primary function of ball screws is to convert rotational motion to linear motion. Ball nuts are used in...

Rumco Inc.

Rumco Inc.

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Fasteners

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