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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
Heavy duty
Available in 4 colors : Blue
Easy to removeThese pens can be easily wiped clean with a whiteboard eraser
Dimensions: 350 x 350 x 500mm
allowing for bright
Spring Extension, Steel, 15mm dia, 55mm length (Pack of 200) EE5250 Heavy dutyCoiled Steel Spring with double loop ends Overall Length End to end 50mm (1. 96") , Spring collapsed length with out hoops 24mm (0. 94") . Spring Outside Diameter 15mm (0. 59") Spring stretches to around 200 230mm to (Approx. 8 9 inches) and returning to normal length with no deformity Perfect tool for studying motion of mass on a spring, Hooke's Law, potential energy, etc. It provides a visually and kinesthetically effective method for studying the
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