Criterion Tool/Criterion Instrument, a Female Owned, ISO 9001 & ISO 13485 certified, FDA & ITAR registered and DFARS compliant precision machine shop that supports the no failure industries: aerospace, defense, nuclear and medical device companies and the Biotech/Bio-med industries by producing medical instruments, implants and diagnostic instrumentation. Manufacturing prototype and production components for Class II & Class III medical devices for development, testing, proof of concept & clinical trials, let us quote your next project. See our website to view samples of our expertise in CNC milling, Turning & Swiss Turning.