16 SWG Bare Copper Wire, 85ft Reel (1.6mm Dia) Racks & Stands_Funnel Stands Plated spring arm with press

Plated spring arm with press knob and a single contact stud

Volta's electrophorus

showing how current through an iron core builds magnetic flux in student investigations

providing lightweight projectiles for collision-and-ramp experiments where steel or glass would carry too much momentum or break on impact

Eight aluminum-shank tuning forks tuned to scientific pitch (C4 = 256Hz) and ranging from 5 9/16 to 7 1/8 inches

16 SWG Bare Copper Wire, 85ft Reel (1.6mm Dia) Racks & Stands_Funnel Stands Plated spring arm with pressUsed for heavy gauge coil construction and electromagnet windings, this 16 SWG bare copper wire ships on a 500g reel approximating 85 feet of high conductivity material.