We are one of the prominent Manufacturers, Suppliers and Exporters of unmatched quality Plug Keys. The Plug Keys offered by us comes with two brass blocks with 4mm insulated terminals are mounted on a moulded base, an accurately tapered plug with a fluted top fits into the tapered hole between the two blocks, ensuring very low contact resistance. Why our Plug Keys? Insulated TerminalsAccurately Tapered PlugFluted Top FitsLow Contact Resistance