Uses various hand and power tools and operates equipment which may include jigs, dies, fixtures, templates, punch presses, riveting machines, circular shears, and drill presses in order to cut, file, fit, punch, ream, rivet, form, and/or assemble. Nylok LLC As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way.