Woman-owned since 1957, RB Tool & Manufacturing Company has built its Cincinnati operation around careful, highly controlled manufacturing work. The ISO 9001:2015-certified company serves customers whose parts demand close attention to tolerances, inspection and finish, from aerospace programs to specialized industrial equipment.
ISO 9001:2015 Certified
Certified Woman-Owned
Tri-State Tool GrindingFamily-owned since 1994, Tri-State Tool Grinding has built its Cincinnati shop around careful, precision-minded service for manufacturers across the Ohio Valley. The company regrinds and manufactures CNC cutting tools for customers in aerospace, automotive and medical manufacturing, with ISO 9001:2015 certification supporting its inspection and production work.CINCINNATI, OH
Criterion Precision MachiningFounded in 1953 as a general machine shop, Cleveland-area Criterion Precision Machining now produces tight-tolerance components for medical, aerospace, defense, and photonics applications. Third-generation owner Tanya DiSalvo leads the woman-owned company, which combines Swiss turning and multi-axis machining with tolerances as tight as ±0.0002 inches. Criterion is ISO 13485 and ISO 9001 certified, FDA and ITAR registered, and WBENC certified.BROOK PARK, OH
Precision ToolFounded in Morgantown in 2015 as an addition to the Cyphert family of manufacturing companies, Precision Tool operates a 12,000-square-foot shop producing CNC-machined components and custom fabricated parts. Its roots reach back to Charter Engineering, a 1959 underground mining-equipment rebuild shop, giving the company more than 50 years of machining and manufacturing experience across changing West Virginia industries. Precision Tool is majority woman-owned, ISO 9001:2015 certified, and ITAR compliant.MORGANTOWN, WV
Precision Component IndustriesFounded in 1959 as Thomas Tool & Die by Tom Paumier, Canton’s Precision Component Industries now makes high-precision machined components for mission-critical aerospace, defense, and specialized applications. The company works from a 30,000-square-foot climate-controlled facility and helps carry projects from design review through production, including coordinated outside processing when needed. PCI maintains ISO 9001:2015 and AS9100 certifications, is ITAR registered, and is certified by NWBOC as a woman-owned small business.CANTON, OH