Cast iron test weight

We can offer 0.25kg, 0.5kg, 1kg, 2kg, 5kg, 10kg, 20kg, 25kg, 50kg, 100kg, 200kg, 250kg, 500kg, 1000kg, 2000kg, 5000kg test weights, and produce as customer required. Features: 1. OIML mass tolerances for each class. 2. Produce according to OIML R-47 international standard. 3. Weights of classes: E1, E2, F1, F2, M1, M2. 4. Material: Cast iron, stainless steel, brass. 5. Sand blasted. 6. Produce could be manufactured according to clients' drawing. 7. OEM sevice is available