Copper Pair Coil (Black Pre-Insulated)

1/4" & 1/2" 20M, 1/4" & 3/8" 20M, 1/4" & 5/8" 20M, 3/8" & 3/4" 20M, 3/8" & 5/8" 20M, 3/8" & 7/8" 18M