Steel Rule, Cutting Rule, Creasing Rule, Cutting Punches, Diemaking... Steel Rule Punches Diemaking Equipment Automatic Rule Processors Die Room Supplies & Tools Sharpening Since... 1881, Helmold LLC has been the manufacturer and innovator steel rule die making. Our steel rule, cutting punches, rule benders, rule notchers, rule cutters, miter machines... the entire line of products and services offered by Helmold. We have everything you need to make a steel rule die, from various steel rule and punches to benders, notchers, cutters...