... met Dual-core Digital Vernier Caliper with IP54 Measuring Function: ID, OD, depth, Height, Step This type of vernier caliper ... -300mm/0-12"(customized range can be met)Materail: high quality carbon steel or stainless steelSurface Treatment: the whole rod body ... zero position; high quality and large LCD display make it easy to readMeasuring Function: ID, OD, depth, Height, Step.Quality Control: CE, ...