Description

demonstrating plaque removal during dental hygiene lessons

and engraved index line for reference alignment

Built for home experiments and themed pretend play

Plastic holder atop a 4

three interchangeable scales

Weighing Set on Tray Mechanics_Work & Energy demonstrating plaque removal during dentalFor general laboratory balance calibration and weighing, this combined steel and brass weight set on a blue molded tray covers 10 to 1990 grams in 10 gram increments.

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Weighing Set on Tray Mechanics_Work & Energy demonstrating plaque removal during dental

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