Tinned Lug 1/0 AWG - 1/2" Stud Size - 10 Pack. Lugs are connection points created by crimping the connector onto a wire or cable. This cold-weld connection creates a solid, long-lasting joint. Pacer lugs are made from 100% pure copper for high conductivity. The copper is fully annealed to prevent cracking during crimping and in service. These terminals are tin-plated to prevent corrosion and many are general-purpose seamless electrical terminals commonly used with battery cables. Features include tin-plated copper with no exposed seams offering 100% long-term conductivity, high durability, multitude of sizes, easy termination, and in-field application suitability. Compliances: E.T.P. (Electrolytic Tough Pitch) CDA-110 ASTM-B-152 Copper, RoHS Compliant, CSA Approved, UL Approved. Includes packaging of ten lugs per pack. Great Product.