Hand Grip Strengthener Diagram - Exercise Tool Explained #2008973 (License: Personal Use)

This diagram depicts a standard hand grip strengthener-a resistance tool used to build forearm, wrist, and finger strength. It consists of two parallel handles connected by a coiled spring or elastic band, with padded grips for comfort during repeated squeezing motions. Commonly used in physical therapy, rehabilitation, and strength training routines.

Used on fitness, physiotherapy, or ergonomics web pages to explain equipment mechanics; matches user intent for understanding how grip strengtheners work or selecting the right tool for hand rehabilitation.