Collection: OIML M1 Calibration Weights

Explore our durable and reliable range of OIML Class M1 calibration weights, designed to provide consistent accuracy across a wide range of industrial and commercial weighing applications. Manufactured to meet the requirements of OIML R 111-1, M1 weights offer defined maximum permissible errors, making them ideal for calibrating and verifying industrial scales, platform balances and general-purpose weighing instruments. Read more...