OIML M1, M2 & M3 Test / Calibration Weights & Sets
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Ohaus OIML M1 Test Weight (Cylindrical, Al, Brass, Nickeled Brass, SS, 1g - 10kg) - Optional Certificate£15.11 £12.59- Round weight
- Available in 1g to 10kg
- Calibration Certificate available
12 Reward PointsPrice Match GuaranteeOIML-M1-SS-CYL -
Ohaus OIML M3 Test Weight (Cylindrical Shape, Stainless Steel, 1g - 10kg) - Optional Certificate
£15.78 £13.15- Stainless steel
- Cylindrical shaped
- Weights range from 1g - 10kg
13 Reward PointsPrice Match GuaranteeOIML-M3-SS-CYL -
Kern 346 Series Individual Weights, OIML Class M1, Block Eco (5, 10, 20, or 50 kg), Cast Iron Lacquered - Choice of Weight
£58.20 £48.50- OIML class M1
- Block Eco shaped
- Lacquered Cast iron
48 Reward PointsPrice Match Guarantee346-BLK-ECO -
Kern 346 Series Individual Weights, OIML Class M1, Block (5, 10, 20, or 50 kg), Cast Iron Lacquered - Choice of Weight
£68.52 £57.10- OIML class M1
- Block shaped
- Cast Iron Lacquered
57 Reward PointsPrice Match Guarantee346-BLK-CIL -
Ohaus OIML M1 Test Weight (Rectangular Shape, Iron) - 5, 10 or 20kg
£101.27 £84.39- Cast iron
- Rectangular weight
- Available in 5kg, 10kg or 20kg
84 Reward PointsPrice Match GuaranteeOIML-M1-IRON-REC -
Ohaus OIML M1 Test Weight Set (Cylindrical, Al, Brass, SS, 500mg-1mg - 2kg-1g) - Choice of Weight
£110.52 £92.10- Weight set
- Range from 500mg-1mg - 2kg-1g
- Adjusted to meet or exceed OIML M1 tolerance
92 Reward PointsPrice Match GuaranteeOIML-M1-W-SET -
Kern 344 Weight Sets, M1 (1 g - 50 g to 10 kg) Knob, Stainless Steel Fine Turned (OIML), Wooden Case - Choice of Set
£145.80 £121.50- Eight sets to choose from
- OIML Class M1
- Wooden Case
121 Reward PointsPrice Match Guarantee344-WOOD-KNOB -
Kern 344 Weight Sets, F2 (1 g - 50 g to 10 kg) Knob, Stainless Steel Fine Turned (OIML), Aluminium Case - Choice of Set
£163.92 £136.60- Eight sets to choose from
- OIML Class M1
- Aluminium Case
136 Reward PointsPrice Match Guarantee344-ALU-KNOB -
Kern 344 Weight Sets, F2 (1 g - 50 g to 5 kg) Knob, Stainless Steel Fine Turned (OIML), Plastic Case - Choice of Set
£188.64 £157.20- Seven sets to choose from
- OIML Class M1
- Plastic Case
157 Reward PointsPrice Match Guarantee344-PLAS-KNOB -
Kern 343 Weight Sets, M1, Knob, Stainless Steel Fine Turned (OIML), Wooden Case (1 mg - 50 g to 10 kg) - Choice of Set
£214.44 £178.70- Eight sets to choose from
- OIML Class M1
- Wooden Case
178 Reward PointsPrice Match Guarantee343-WOOD-KNOB -
Kern 343 Weight Sets, M1, Knob, Stainless Steel Fine Turned (OIML), Aluminium Case (1 mg - 50 g to 10 kg) - Choice of Set
£233.40 £194.50- Eight sets to choose from
- OIML Class M1
- Aluminium Case
194 Reward PointsPrice Match Guarantee343-ALU-KNOB -
Kern 343 Weight Sets, M1, Knob, Stainless Steel Fine Turned (OIML), Plastic Case (1 mg - 50 g to 5 kg) - Choice of Set
£271.56 £226.30- Seven sets to choose from
- OIML Class M1
- Plastic Case
226 Reward PointsPrice Match Guarantee343-PLAS-KNOB -
Free UK DeliveryKern 346 Series Individual Weight, OIML Class M1, (5, 10, 20, 50 kg), Block, Stainless Steel - Choice of Weight£433.56 £361.30- Block shaped
- Stainless steel
- OIML class M1
361 Reward PointsPrice Match Guarantee346-BLK-SS -
Free UK DeliveryKern 346 Series Individual Weights, OIML Class M1, Heavy Duty Weight (100 to 2000kg), Cast Iron Lacquered - Choice of WeightCall for Pricing- OIML class M1
- Heavy Duty Weight
- Lacquered Cast iron
346-HDW
About OIML M1, M2 & M3 Test / Calibration Weights & Sets
The M1 precision class allows for the use of these weights for the check and calibration of scales and instruments in class III up to 10000e. M2 weights are Precision weights for testing, calibrating, and adjusting trade balances. Class M3, suitable for use with OIML accuracy class III or IV weighing instruments. The maximum permissible error from the nominal value at 1 kg is ±500 mg.
