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Rvfm set of push pull spring balance pack of 6
rvfm set of push pull spring balance pack of 6
Rvfm set of push pull spring balance pack of 6
Push pull spring balances rvfm 83215 this pack contains a full set of 6 push pull spring balances their design means these balances can demonstrate not only the weight of suspended objects but also the force used to push or pull them a clear extended rod allows pupils to use a drywipe marker to create their own scale ranges rvfm set of push pull spring balance pack of 6

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