Features: *Good conductivity and rust resistance: These battery wire connectors are made of polished copper. This ensures excellent conductivity and protection against rust. *Easy to use: The SC ring terminal group is suitable for various electrical repairs in daily life. It features a heavy-duty structure that enhances stability and prolongs the service life. The high standard opening design allows for easy crimping of wires after insertion. *Instructions for copper crimping connector: Insert the wire into the circular crimping terminal and secure the opening using a crimping tool. Then, place the screw into the circular hole and tighten it to ensure a secure connection. *Wide application: The copper cable joints are suitable for automotive battery cables, electrical systems, marine applications, solar panels, household electrical equipment, and outdoor usage. Specifications: *Part Name:Wiring Terminal and Protective Sleeve Set *Material:copper *Size:As shown *Color:As shown Package Content: [140 Battery Terminal Connectors] Packaging Content: SC6-6 x 15 PCS SC6-8 x 15 PCS SC10-6 x 10 PCS SC10-8 x 10 PCS SC16-6 x 5 PCS SC16-8 x 5 PCS SC25-6 x 5 PCS SC25-8 x 5 PCS Insulation Protective Cover: 6mm² x 30 PCS 0mm²x 20 PCS 16mm² x 10 PCS 25mm² x 10 PCS [120 Battery Terminal Connectors] Packaging Content: SC6-6 x 10PCS SC6-8 x 10 PCS SC10-6 x 10 PCS SC10-8 x 10 PCS SC16-6 x 5 PCS SC16-8 x 5 PCS SC25-6 x 5 PCS SC25-8 x 5 PCS Insulation Protective Cover: 6mm² x 20 PCS 10mm²x 20 PCS 16mm² x 10 PCS 25mm² x 10 PCS Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. 120Pcs Wiring Terminal And Protective Sleeve Set Suitable For Ships And Cars