Coltwell Industries is a manufacturer of cold headed parts, including cold headed bolts and cold headed screws. We offer cold headed parts in both standard and special design. We also have in-house tooling capabilities to ensure that we meet your specific application needs.
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...
Screw machined parts are complex pieces that are typically cylindrical and threaded and a screw machined product is a family of automatic lathes for small to medium-sized components. Screws, bolts, pins, fittings...
Bolts are tools used to fasten and secure the faces of assemblies using a nut. They are threaded and come with a matching nut. Their purpose is to connect aligned unthreaded holes by being placed through...
