Letra-Tek specializes in creating a variety of signs using cutting techniques and a range of materials. Their products include Interior Lobby Signs, City Park Signs, Exterior Neighborhood Wall Signs, Commercial Monument Signs, Unique Display/Decor Items, and Industrial Parts. They work with materials like Aluminum, Brass, Corian, HDU Foam, Acrylic, and more, offering insights into the advantages and disadvantages of each material. Letra-Tek also provides cutting techniques such as Flat Cut-Out, 3-D Engraving, Prismatic designs, Push-Throughs, and V-Cut Mold Letters for Concrete Signs, showcasing their expertise in sign fabrication and customization.