OIML class M1, class M2, class M3; ASTM class 4, class 5, class 6; NIST class 6 Within this classification system, weights can also have a Type I and Type II designation. ASTM standards for scale ...

Highly polished weights. Weights 100g-1g are Alloy 8 stainless steel. Weights 500 mg down to 50mg are 304 stainless steel. Weights below 50mg are flat aluminum. Weights 500 mg and below are... [See ...