The GeoChek is a master for circular geometry systems — a precision test and set-up master. All GeoCheks are supplied with complete certifications, including roundness and concentricity in three planes, a perpendicularity (squareness) check and parallelism. All GeoCheks are made of 440c stainless steel.
Product dimensions: 3.000" O.D. × 2.000" I.D. × 4.000" long. A storage case is available.