colorful spiral binding

spiral binding,plastic coil,plastic spiral plastic spiral wire,also called plastic spiral ring or plastic binding spiralis made of quality plastic filaments to meet the highest specifications. A full range of colours is avaliable to match your every design requirement. Advantages: 1) Made of top quality plastic filaments,our spirals offer exceptional. 2) Our large stock warrants prompt deliveries. 3) Precut to order. 4) Our plastic spirals,formed to an exact pitch,can save you binding time. 5) A wide choices of colours including neon and glittery colours. Coil DiameterRecommended Max.Book ThicknessPitchInch,mmmmmm1/4"(6.4mm)3.465/16"(7.9mm)4.963/8"(9.5mm)6.567/16"(11.1mm)8.161/2"(12.7mm)9.769/16"(14.3mm)11.365/8"(15.9mm)12.963/4"(19.1mm)15.167/8"(22.2mm)18.261"(25.4mm)20.46or81-1/8"(28.6mm)23.66or81-1/4"(31.8mm)25.86or81-1/2"(38.1mm)32.16or81-3/4"(44.5mm)38.16or82"(50.8mm)42.86or8