set of hook weights and thread
The Set of Hook Weights and Thread consists of propulsion weights and thread, to aid certain practical lab activities. The S-shaped hooks and sewing thread are intended to be used for the acceleration of sliders on an air-cushion track.
contents of the set of hook weights and threads
- 3 x S-shaped hooks, 1g
- 5 x S-shaped hooks, 2g
- 1 x roll of sewing thread