Each GO NO GO Ring Gauge is manufactured with the use of hardened tool steel and then chrome coated for ensuring high wear resistance. Customers use this gauge to check external diameters of cylindrical objects. This gauge is a cost-effective component which contains no moving parts for allowing convenient installation. The offered gauge is thermally stable, impact proof, corrosion resistant and highly durable. Compatible with the ring, plug, and snap gauges, it comes in numerous shapes, sizes and finishes. Each GO NO GO Ring Gauge is explicitly checked on quality aspects prior to packing procedure to eliminate manufacturing defects.