OIML Class M1 Cast Iron Weights

Hexagonal: 100 G, 200 G, 500 G, 1 KG and 2 KG

UK manufactured M1 Calibration Test Weights are constructed from top quality cast iron.

All weights supplied with certificate of calibration, traceable to National Standards.

As well as new weights we also offer a recalibration service on customers existing test weights.

M1 Class Test Weights: The most widely used test weight class on the market today.

These weights are used to calibrate scales and balances were exact precision is not necessary. All class III scales use these weights for reference and calibration.