Our Fruit Firmness Tester 6003A (also known as a Fruit Pressure Tester) is a penetrometer that measures fruit firmness uptil 1kg and provides a quick, easy and, according to university studies, accurate method to determine fruit maturity. Firmness, or degree of softness or crispness, is used worldwide as a test of ripeness and maturity of many fruits. The Fruit Tester can be used as either a hand-held instrument or can be mounted on a test stand for more precise measurements.