Dakota Ultrasonics Mini-Max Ultrasonic Bolt Tension Monitor


The MINI-MAX Ultrasonic Bolt Tension Monitor defines the state of the art in the measurement of the actual elongation produced by tightening a threaded fastener. MINI-MAX can measure the elongation very accurately in fasteners of virtually any material from 1/2 inch to 8 feet in length.

Dakota Ultrasonics MAX II Ultrasonic Bolt Tension Monitor

The MAX II Ultrasonic Bolt Tension Monitor is the latest gauge addition to our bolting products. It incorporates all of the great features of the Mini Max unit, with some added benefits in terms of features, hardware, speed, and length. MAX II very accurately measures fasteners up to 100 feet in length, and sports our very best effort to date…in terms of overall performance and power!