Pocket-size with intergrated probe and 4-digit LCD display. REED HT-6510A Offers This digital scale "A" durometer is capable of measuring the hardness of rubber, elastomers and leather among other soft materials. The HT-6510A features maximum and average reading functions and includes a zero button for quick adjustment in the field. Features Shore "A" hardness tester designed to measure hardness of rubber, elastomers, natural rubber products, neoprene, polyester, resin, leather and soft PVC Meets DIN 53505, ASTM D2240, ISO 7619 and JISK 7215 4-digit, LCD display Pocket-sized model with integrated probe Maximum and Average functions Zero adjustment button Low battery indicator and auto shut off Included Scale "A" Durometer Wrist Strap Test Block Batteries Hard Carrying Case