Item # PX-2150
25 pack of washers 1" in diameter
In case somehow you just can't find an ordinary object lying around to use as a mass in your experiment we are going to make it easy for you. Here is a pack of 25 uniform masses. Washers are 1" in diameter.
Products being sold are not toys. They are for Educational / Labratory use only. They are not for use by children 12 and under.