test weights 1 Material: cast iron, stainless steel, brass 2 Class: ... ,M3,E1,E2,F1,F2 3 OIML standard, high precision. Test weightWe can offer 0.25kg, 0.5kg, 1kg, 2kg, 5kg ... ,25kg, 50kg, 100kg, 200kg, 250kg, 500kg, 1000kg, 2000kg,5000kg test weights, and produce as customer required.Features:1. OIML mass tolerances for ... .7. OE M sevice is available grip handle cast iron test weights