Copper Compression Lug, 1 Hole, 350 kcmil, Narrow Tongue, 3/8 Inch (9.5 mm) Stud, Narrow tongue width for limited space applications, Color-coded barrels marked with Panduit and specified competitor die index numbers for proper crimp die selection, Inspection window to visually assure full conductor insertion, Tin-plated to inhibit corrosion, UL Listed and CSA Certified to 35 KV and temperature rated to 90 Degrees C when crimped with Panduit and specified competitor crimping tools and dies, UL Listed and CSA Certified for wide wire range-taking capability when crimped with Panduit Uni-Die Dieless Crimping Tools.