Adequate strength of the muscles that cross and act upon the wrist, hand, and fingers is vital to performing many basic daily activities and functions. While these body parts work together, they are controlled by muscles, many of which originate on the forearm as well as the multiple hand intrinsic muscles. There are various strength/force measurement tools used the strength of these different body parts.
Pinch Gauges: Measure the pinch strength of the force being applied by the index finger in opposition to the thumb and the muscles that perform these functions