US$ 175.00
using wide-pad threaded metal screws for secure fastening
providing waterproof
1100-turn copper coil on a bobbin sized for a double C-core
and symmetry
Large Steel Compression Spring Stock Type_Build to Order using wide-pad threaded metal screwsTwelve inch steel compression spring with a 0. 050 N mm constant and 19 SWG wire, sized for large scale demonstrations of elastic potential energy and simple harmonic motion.
US$ 175.00
US$ 285.00
US$ 710.00
US$ 575.00
US$ 450.00
US$ 180.00
US$ 135.00
US$ 140.00
US$ 255.00
US$ 525.00
US$ 138.91