Best wire stocks in India 2026 with Polycab India the Rs 75,000 crore market cap quality leader at 25 percent wires and cables market share, KEI Industries the fastest growing extra-high voltage cable specialist and RR Kabel the fastest growing branded retail wires company as India wires and cables market targets Rs 1.5 lakh crore by 2027 from Rs 80,000 crore today.