OOK 50160 16 Gauge, 25ft Copper Hobby WireTie or hang anything!Since its inception in 1964, OOK Picture Hanging Hardware Co. has developed more innovative picture hanging hardware solutions than any other manufacturer in the world. Our original commitment to museums and art galleries in the 1960âs forged an R & D department focusing on creating solutions for unique, high value, hanging challenges. Many of these new developments became important picture hanging innovations for both professional and consumer alike.OOK 50160 16 Gauge, 25ft Copper Hobby Wire Features:; Copper Annealed wires are self tying, wrap around themselves and stay; Soft and flexible; Hands stay clean and cut free; Recommended to use for art projects, fastening, crafts, and fixing up fences; 16 gauge; 25"