Calibration Weights

This 10g mass is made of brass with nickel-plated surfaces. Tested and calibrated for accuracy. Not certified. (1 per EA)

Hooked mass, 5g, made of polished brass. Carefully tested and calibrated for accuracy. Not certified. (1 per EA)

Set of 12 hexagonal steel masses with a durable black oxidized finish. Customary Weight Set includes Includes eight 1oz. masses; two 4oz. masses; two 8oz. masses; and one 1lb. mass. Supplied in a sturdy cardboard box. (1 per EA)

This 100g mass is made of brass with nickel-plated surfaces. Tested and calibrated for accuracy. Not certified. (1 per EA)

Set of 12 slotted aluminum weights: 9 x 20g, 1 x 10g, and 2 x 5g. Also includes a 50g aluminum hanger. (1 per EA )

This 50g mass is made of brass with nickel-plated surfaces. Tested and calibrated for accuracy. Not certified. (1 per EA)

1-ounce hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes. (1 per EA)

Deluxe slotted weight set with rack, 10 weights. (1 per EA)

20g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

Deluxe slotted weight set with rack, 8 weights, brass. Includes 1x500g, 2x200g, 1x100g, 1x50g, 2x20g, 1x10g, rack (1 per EA)

Slotted weight set with hanger & case, brass. Includes 1x50g, 9x20g, 1x10g, 2x5g, hanger (1 per EA)

10g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

50g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

100g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

200g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

4-ounce hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

1000g hexagonal mass is made of steel and features a durable black oxidized finish. Accurate and non-rolling. Suitable for ages 11+. (1 per EA)

For use with slotted weights. Available in aluminum or brass. Each weighs 50g. Stem length is 16 CM for aluminum hanger, 11.5 CM for brass hanger. (1 per EA)