This is a must have for anyone with a pocket scale.
This precession calibration set has all of the weights you will need and more! Made of Nickel-plated steel，
this weight is absolutely not rust and defect free

Specification:
1. Brand New In Box
2. Plastic storage case:3.15 x 2.07 x 1.38inch/8 x 5.3 x 3.5cm(L x W x H)
3. Material: Nickel-plated steel
4. Class: M2
5. Permissible Error: +/- 0.003 gram
6. Quantity: 1 x 50gram，2 x 20gram，1 x 10gram，1 x 5gram，Together 105gram
7. Color: Silver
8. Total Weight:145gram
9. Top quality， largest selection， best value
10. Smooth surface
11. The tweezers is Convenient to hold all of the weights for quick easy access

Package including:
1 x plastic storage case
1 x tweezers
1 x 50gram Calibration Weights
2 x 20gram Calibration Weights
1 x 10gram Calibration Weights
1 x 5gram Calibration Weights