Although a tong line pull gauge is universal, using a tong line gauge requires that the driller convert force/pounds to foot pounds. Tong line pull gauges are used when drillers need to use more than one set of tongs with a different handle lengths. This video will show the equation in action, and for more information read this blog post https://www.drillinginstruments.com/tong-torque-gauges-tong-line-pull-systems.
Use of Analogue Pressure Gauges for Servo-Pressure Measurement, Closed Loop Hydraulic Pump
Physics - Mechanics: Ch 15 Torque (17 of 25) Body Mechanics: Ex. 5, F=? Leg Lifting Weights
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