http://www.northwesterntools.com
A fastener manufacturer, Northwestern Tools produces a variety of items: bolts, clamps, locking nuts, nuts (coupling, flanged, heavy hex, t-slot), screws and washers plus clamping and tooling components; ball, hand and spring retractable plungers and thread repair inserts.
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...
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...
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...
