(Heady duty) Nema 10-30P 30AMP 125/250VOLT DIY (Rewireable) AC Power plug for dryers and rangers etc. Material : Plug shell cover in pure Nylon (Nylon UL 94-V0), compliance with ROHS REACH. Metal pin in Bass (pure copper), Strain reliefs in PVC. [Support CORD OD MAX.1.06 Inches] The plug designed for cord SJT STJW STO SJTO SO ST SRD SVO Etc, 12AWG/10AWG 8AWG/6AWG 3 Conductors, The straight blade wiring devices are designed for industrial and commercial applications. The nylon housing of insulated design shields exposed metal parts on hand-held side. The industrial strength, metal blades and contacts resist heat rise, provide excellent conductivity. The internal dust shield design keeps terminals free of contaminants Brass Terminals are easy to install. Copper wires from 12AWG to 6AWG can be tightly installed. We offer 2 optional SR (Strain relief), 12AWG Cord use 12AWG+10AWG SR together, 10AWG cord use only 10AWG SR, Cable OD larger than 10AWG, use the metal pressure only (Heady duty) Nema 10-30P 30AMP 125/250VOLT DIY (Rewireable) AC Power plug for dryers and rangers etc. Material : Plug shell cover in pure Nylon (Nylon UL 94-V0), compliance with ROHS REACH. Metal pin in Bass (pure copper), Strain reliefs in PVC. [Support CORD OD MAX.1.06 Inches] The plug designed for cord SJT STJW STO SJTO SO ST SRD SVO Etc, 12AWG/10AWG 8AWG/6AWG 3 Conductors, The straight blade wiring devices are designed for industrial and commercial applications. The nylon housing of insulated design shields exposed metal parts on hand-held side. The industrial strength, metal blades and contacts resist heat rise, provide excellent conductivity. The internal dust shield design keeps terminals free of contaminants Brass Terminals are easy to install. Copper wires from 12AWG to 6AWG can be tightly installed. We offer 2 optional SR (Strain relief), 12AWG Cord use 12AWG+10AWG SR together, 10AWG cord use only 10AWG SR, Cable OD larger than 10AWG, use the metal pressure only