OIML M1 Block Test Weights – 5 kg, 10 kg, 20 kg, 50 kg
Our stainless steel OIML M1 block test weights offer high-precision calibration for heavy-duty scales. Available individually in 5 kg, 10 kg, 20 kg, and 50 kg sizes, they are ideal for floor scales, pallet scales, crane scales, and industrial balance verification.
Each weight is finely produced to M1 tolerance class, with a robust stainless steel block design to ensure stability and easy handling. Perfect as stand-alone calibration items for industrial environments.
Key Features
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M1 Accuracy Class: OIML‑certified tolerances—±250 mg (5 kg), ±500 mg (10 kg), ±1 g (20 kg), ±2.5 g (50 kg)
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Solid Block Design: Stable stainless steel block, easy to clean and handle
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Individual Calibration: Suitable for scale verification or replacement needs
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Heavy-Duty Use: Durable weights ideal for industrial settings
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No Case Included: Purchase protective box separately for safe storage
Available Weights
Model |
Nominal Mass |
Tolerance (±) |
346‑06 |
5 kg |
±250 mg |
346‑07 |
10 kg |
±500 mg |
346‑08 |
20 kg |
±1 g |
346‑09 |
50 kg |
±2.5 g |
Technical Specifications & Usage Notes
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Shape & Material: Solid stainless steel block with fine surface finish
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Compliance: Verified against OIML M1 standard
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Storage: No case supplied—order suitable protective box
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Origin: Manufactured in Germany for precision calibration tasks
- PLEASE NOTE: 50 kg weight will be subject to a separate carriage charge. This will be quoted as an extra item at time of ordering. Please contact us for more information.