Designed to fit solid or stranded wire. Closed end design to keep environmental conditions (e.g. outdoor environment) away from the cable connection. Tinned for corrosion protection, excellent for outdoor installations and marine environments. Pure copper cable lug with excellent conductivity characteristics. Wire can be crimped or soldered to copper lug. and heavy duty copper lug. These are the same copper lugs that we use on professional installations. Feature - Color: Purple Bronze. - Material: Copper. - Size: 17.5 x 10 x 2.3 cm. - Premium quality copper material, environmentally friendly, safe for using. - Assorted crimp terminals and come with case. - All are enclosed in plastic case for easy access. - Pure copper cable lug with excellent conductivity characteristics. - Tinned for corrosion protection, excellent for outdoor installations and marine environments.