... servo key press rebound instrumentis a new material testing machine that combined with the electronic technology and mechanical transmission, ... tested..Technical parameters: modelHZ-1007E Desktop Computer Servo Key Press Rebound InstrumentMaximum load50N,100N,200N, 500N, 1KN,2KN( ... tear, peel (can 90 degrees and 180 degrees) and other mechanical test, such as rubber, tires, belt, shoes, plastic, ...