We offer a full line of Clinching Machines made by Norlok Technology, Inc., the first company to design and produce them. The Letter lok is designed to fasten letter backs to the return of channel letter by clinching, which eliminates the need for fasteners, or adhesives. Clinching increase production by quickly, consistently and expertly fastening together different materials of different thicknesses. It allows for a clean, safe work environment because it doesn’t produce fumes or heat and an electrical hook up is not needed. Channel letters come in various sizes, so we offer different letter loks to suit your needs.
The Letter Lok 4000
The Letter Lok 4000 is the largest of the channel letter fastening machine. With a 25″ throat, and can handle up to 10″ deep returns. With a fastening capacity of 0.160″ in thickness. This machine can also be equip with a (SRP) Self Piercing Rivet tool, this will allow you to fasten aluminum composite material or poly carbonate materials.
If space is a concern this is the tool for you. With a 12″ throat, this machine can handle up to a 6″ deep return. With a fastening capacity of 0.125 in thickness. This machine can also be equip with a (SRP) Self Piercing Rivet tool, this will allow you to fasten aluminum composite material or poly carbonate materials.