OptiTorque Technologies LLC is a Penn Yan manufacturer known for developing high-strength fastening solutions for demanding industrial applications. The company serves OEM customers and custom-engineered projects, with in-house design, production, and testing suited to both prototypes and larger runs.
ISO 9000
Compliance program
AMS standards
Compliance program
ASTM standards
Compliance program
Military standards
Compliance program
PennEngineeringPennEngineering makes engineered fastening solutions for metal sheets, panels, circuit boards and other demanding assemblies, with the PEM® brand at the center of its work. Headquartered in Danboro, Pennsylvania, the company combines manufacturing and engineering support across North America, Europe and Asia with services such as in-house testing, product teardowns and prototype production. Its fasteners are used in applications ranging from automotive electronics and electric-vehicle charging to servers, medical equipment and aerospace electronics.DANBORO, PA
Kelko Products CompanyFor more than three decades, Lorain-based Kelko Products Company has manufactured custom fasteners, double-end stud bolts, and CNC-turned components for demanding industrial applications. The company combines automatic screw machines and custom threading equipment with in-house machining and finishing, and handles everything from single prototypes to runs of 10,000 parts. Kelko serves customers across the United States and Canada, with quality inspections throughout production and documentation available for materials, testing, and specified standards.SANDUSKY, OH
Optimas OE Solutions, LLCKnown for combining regional support with global supply, Optimas OE Solutions manufactures and distributes fasteners for OEMs and other industrial manufacturers. The company serves more than 3,500 customers and produces over 400 million fasteners annually at its Wood Dale, Illinois facility, with certified quality systems supporting automotive and industrial requirements.ALLENTOWN, PA
Master Bolt, LLCMaster Bolt, LLC began in 1984 making a single railroad bolt and has since built its identity around solving specialized hardware needs from its Elyria shop. Today, the company makes custom industrial fasteners for customers across the United States and ships worldwide, with in-house tooling that supports unusual specifications and applications.ELYRIA, OH