Ø3mm - Ø40mm Diameter 100mm up to 300mm Lengths Solid Copper Metal Round Rod Bar

100mm, 150mm, 200mm, 250mm, 300mm, 400mm. Available lengths After Silver, Copper is the next best material used for conducting electricity. Since it also has a high thermal conductivity, this material is a good choice for use in conductor and electrical applications.

eBay