Since 1955, Co-Op Tool Production Workholding has been a Toledo-area division of Hammill Manufacturing, recognized for helping manufacturers keep demanding production lines running. Its engineers develop custom workholding for medium- and high-volume CNC operations, then test and support each solution through its service life. The company is ISO 9001 certified and operates a 40,000-square-foot design and manufacturing facility.
ISO 9001
Penco ToolFor more than 60 years, Penco Tool has grown from Lee Pendleton’s 1963 Ashtabula Harbor machine shop into an 18,000-square-foot Ohio manufacturer shaped by hands-on experience and promotion from within. Today, longtime employees Nathan Blood, Justin Blood and Justin Howe own the company, whose team helps molders and OEMs develop and maintain large tooling through prototype work, production support and same-day repairs. Penco Tool is ISO 9001:2015 certified.ASHTABULA, OH
Riten Industries, IncSince 1933, family-owned Riten Industries has made precision workholding equipment in central Ohio, with live and dead centers and face drivers as its sole business. The company also engineers custom tools for demanding applications and operates a full-service repair and rebuilding program, including work on competitors’ equipment. Riten’s 35,000-square-foot American manufacturing facility maintains an ISO 9001:2015-certified quality system.WASHINGTON COURT HOUSE, OH
White Tool & DieFrom its Toledo shop, White Tool & Die builds custom tooling, work-holding solutions and fabricated parts for manufacturers, including complex components machined in five axes. The company has served Northwest Ohio’s manufacturing industry for more than 15 years, drawing on a team with over 60 years of combined machining knowledge and more than 20 years of engineering experience. White Tool & Die also rebuilds customer equipment and supports projects from reverse engineering through installation, with AWS-certified welders and a long-standing connection to Owens Community College’s machining training.TOLEDO, OH
TE-CO ManufacturingPrivately owned since its founding in 1926, TE-CO Manufacturing is an Ohio maker known for workholding technology. Based in Union, the company manufactures American-made equipment for industrial customers in a 75,000-square-foot facility and maintains ISO 9001:2015 certification.UNION, OH