Double loop wire with high quality and best price. Specifications (pitch and diameter): 1) P3:1, 3/16" (4.8mm)2) P3:1, 1/4" (6.4mm)3) P3:1, 5/16" (7.9mm)4) P3:1, 3/8" (9.5mm) 5) P3:1, 7/16" (11.0mm)6) P3:1, 1/2" (12.7mm)7) P3:1, 9/16" (14.3mm)8) P2:1, 5/8" (15.9mm)9) P2:1, 3/4" (19.1mm)10) P2:1, 7/8" (22.2mm)11) P2:1, 1" (25.4mm)12) P2:1, 1-1/4" (28mm).