Specializing in all of your panel opening needs for over 35 years! Whether your a small company or aerospace giant, we are happy to provide custom solutions as well as our standard off the …

Panel Punching offers a complete line of ALFRA panel punching tools & machines, panel punches & knockouts, carbon & stainless steel TCT hole saws, and step drills (unibits). We also offer …

Choose from our selection of panel punches, including stud-driven round hole punches, stud-driven hole punch sets, and more. Same and Next Day Delivery.

These ALFRA knockout panel punching sets consist of our most popular conduit and nominal sized round punches, packaged into convenient punching kits. Available in either MONOCUT, …

ALFRA offers a comprehensive line of high-quality and competitively priced control panel punching tools. No matter the requirement, our complete line of punching tools have the power …

At Brooks’, we produce special sized round, double flat, square, and rectangular panel punch assemblies. This includes special shapes that are custom-tailored to meet your needs. Here at …

Choose Your Panel Punch. Do you need panel punches that are round, rectangular, square, oblong, star-shaped, or keyed? Maybe the shape you need is a D-hole or double D-hole …

Punch holes in metal, plastic, and fabric. Use with press dies to punch 1/8" and larger holes; modify to fit your application. Connect to a drill or drill press to make circular cuts. Center your …

Browse Greenlee's collection of quality electronic connector panel punches & dies, perfect for the professional electrican doing knockout jobs.

A knockout punch, sometimes known as a chassis punch or panel punch, is a tool or set of tools most commonly used to cut holes in sheet metal and electrical boxes or panels. Traditional …