Balances Spring ?ó?é¼?ǣ Dual Scale Metal 2000gm / 20N Subject_Anatomy Compact-turn 28 SWG bare copper

Compact-turn 28 SWG bare copper wire on a 250g reel approximating 800 feet

Cork-jawed safety tongs measuring 12 inches in stainless steel accommodate both round-bottom flasks and straight-sided beakers

Twelve-inch friction rod machined half from ebonite and half from brass

the lower-cost benchtop alternative to the full-meter resistivity boards for quantitative R = rho*L/A and material-comparison investigations

this holder keeps light shaping consistent across diffraction

Balances Spring ?ó?é¼?ǣ Dual Scale Metal 2000gm / 20N Subject_Anatomy Compact-turn 28 SWG bare copperFlat form case with large easily read scale in Metric and Newton range Flat form case with large easily read scale in Metric and Newton range. Cap. 2000gm 20N