American Blade Source Inc. manufactures industrial machine knives and blades for converting and manufacturing operations, with a particular focus on replacement components made to OEM tolerances. From its Amelia, Ohio operation, the company supplies specialized cutting parts such as core cutter blades and corrugated slitter components, using inspected materials selected for dimensional accuracy and edge quality.
American Cutting EdgeFounded in 1965 by Charlie Biehn, American Cutting Edge manufactures industrial machine knives and precision-ground blades from its Southwest Ohio operation. Still family-owned and guided by the second generation, the former CB Manufacturing combines custom blade production with contract grinding, sharpening, and machining for demanding industrial applications. The company also manufactures and resharpens tungsten-carbide and ceramic razor blades in the United States.MIAMISBURG, OH
Hamilton Industrial Knife & MachineFounded in 1961, Hamilton Industrial Knife & Machine manufactures industrial machine knives and parts in Hamilton, Ohio, pairing new and custom blades with sharpening and related services. Its team draws on more than 55 years of experience to help customers define practical cutting solutions, including precision machining from customer drawings and sharpening on the same machines used to make its shear blades. The company serves customers across the United States and internationally.HAMILTON, OH
Great Lakes Industrial KnifeGreat Lakes Industrial Knife is an Akron manufacturer with more than four decades of experience helping industrial customers keep cutting equipment in service. Its 50,000-square-foot, U.S.-based facility produces custom industrial blades and restores worn components through precision sharpening and repair.AKRON, OH
Portage Knife CompanyFounded in 1983 by machine designer Paul “Barney” Grimes, Portage Knife Company manufactures high-precision circular scoring knives for the converting industry at its 28,000-square-foot Akron facility. The company is known for American-made production, a large ready-to-ship inventory, and custom blade work backed by engineering and regrinding capabilities. Portage Knife’s products are used in converting operations around the world and ship to customers on five continents.AKRON, OH