Family-run since John and Rosemary Koehler founded it in 1972, K.K. Tool Co. has grown from a single Bridgeport machine into a 35,000-square-foot Springfield operation with more than 20 employees. Now led by their son Kevin Koehler, the company supports manufacturers with custom tooling and contract manufacturing, backed by ISO 9001:2015 and AS9100D-compliant systems.
ITAR Registered
Registration
ISO 9001:2015 compliant
Compliance program
AS9100D compliant
Compliance program
Documented Management System
Compliance program
Tool Tech LLCSince opening in Springfield in 1985, Tool Tech LLC has grown from a tool-and-die shop into a 38,000-square-foot manufacturing operation known for keeping complex work under one roof. Its in-house apprenticeship culture connects longtime toolmakers with the next generation while the company serves OEM and industrial manufacturers in fields such as automotive, aerospace, and medical manufacturing. Tool Tech is ISO 9001:2015 certified.SPRINGFIELD, OH
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
Center Tool CoFamily owned and operated since 1977, Center Tool Co. is a Hampshire, Illinois, machine shop making precision components for customers across the United States. The company grew from producing trim-dies in its early years into a one-stop operation with in-house machining, engineering, and repair capabilities, including one-and-done production. Center Tool became ISO 9001:2015 compliant in 2020 and serves demanding applications such as space systems, medical devices, and automation.SAEGERTOWN, PA