X1 Square O-Rings are used to block a path which may otherwise allow a liquid or a gas to escape..The o ring is placed into a groove to secure them in place, and then compressed between two surfaces.
A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank. Commonly used with flat or lockwashers.Machine screws are used in fastening nearly all types of hard materials..
Ideal for any project involving light gauge sheet metal, awnings, door and window frames, gutters, sheds.. A self-drilling screw, or tek screw, is similar to a sheet metal screw, but it has a drill-shaped point to cut through the substrate to eliminate the need for drilling a pilot hole.