If your scale isn't calibrated, it can cost you a fortune! Our 100g calibration weights routinely test the performance of your balance for long-term accuracy. Each 100g calibration weight is made of premium stainless steel boasting long life and proven corrosion-resistance. Along with an electropolish finish, for a shiny, anti-adhesive surface. Make sure your scale remains fit for purpose and can handle anything you throw at it.