E1 Class Sets of Test Weights - 308-42

Complete boxed set of E1 Class of Milligram Test weights for use with precision Balances.
Constructed from stainless steel wire.
Supplied in plastic box with tweezers and dust brush.
Comprising:
1 x 1mg
2 x 2mg
1 x 5mg
1 x 10mg
2 x 20mg
1 x 50mg
1 x 100mg
2 x 200mg
1 x 500mg
Please see individual weights for tolerences