Manufactured from high strength seamless copper tubing. Electro-Tin plated. Sight hole and chamfered barrel for visual inspection of proper cable insertion. Color Coded. Maximum conductivity and excellent crimping characteristics. Range-taking with ILSCO die less tools and Burndy Y644M die less tool. UL 486A 90°C Listed and CSA Certified for 600 Volts. If proper high voltage spacings and insulation techniques are used, may be used for high voltage applications up to 35KV. For Copper Conductor only.