30A and 50A right angle, dead front plug. Includes 30A adjustable blade and flat 50A blade. Built-in rejection feature prevents closure if blade is incorrectly positioned. Cord clamp for use with No. 14, 12, 10, 8, and 6 AWG round cord and No. 10/3 SRDT, 8/2-10/1 SRDT, and 6/2-8/1 flat wire. Cord diameter 0.630 In. -1.050 In. Shell and bottom hinged for easy assembly. Zinc-plated steel screws. 30A/250V grounding, NEMA 6-30P. 50A/250V grounding, NEMA 6-50P. UL (Underwriter's Laboratories) and CSA (Canadian Standards Association) listed.