Nuts-swivel nuts

-Brass nuts screw 1 / 4 "-3 / 8" -1 / 2 "-5 / 8" -3 / 4 "-7 / 8"
-Copper-contraction coupling screw for expansion valves 3 / 8 "x 1 / 4" NPT
-Brass swivel nuts screw 1 / 4 "-1 / 2" -5 / 8 ": US-4.

-Brass nuts 1/4" with copper length 0,5-1,0m & 2m  CT-900