Northern Gauge is the authorized dealer of Dyer’s grove gauge and a Metrology Lab with ISO 17025 accreditation given to it by the prestigious ANAB. The company sells the complete line of API 5B/7-2 ISO gauges. The business deals with all types of precision gauge tools and indicators. It also provides precision metro-logical services for Calipers up to 60o and Thread Gauge. The company has a high precision lab built by the Canadian National Research Council in keeping with the NIST/NIM Master Standoff Measurements.