Digital Hardness Testers  Mextech With INTEGRATED (built-in) PROBE and designed to determine the penetration hardness of rubber, elastomers and other rubber like substance such as neoprene, silicone, vinyl and can also be used for soft plastics, felt, leather and similar materials. Conforms with the essential health and safety requirements set out by the European Directives along with ISO-7619 and ISO-868, DIN53505, ASTM D 2240, and JIS K7215 set standards. Uses Microcomputer LSI circuit and crystal time base to offer high accuracy measurement & fast measuring time. Delivers ultra accurate reading with no guessing errors.