Profile: Ottawa Gage, Inc. is a designer and manufacturer of precision crafted gages and measuring instruments. We produce a complete line of standard and special gages. Our products are used for automotive, aircraft and construction equipment manufacturing industries. We produce automatic gaging, variable checking fixtures, taper ring & plug gages, concentricity gages, roller slide gages and electronic fixtures. Our standard roller slide unit is used as ID checks, OD checks, hole spacing and internal & external gear checking. We are an ISO 17025 certified company. We also offer cylindrical plug gages, cylindrical ring gages and flush pin gaging.