公司名称：东莞市新宝文具用品有限公司

鸿图采用优质胶线，制造出质量上乘的胶线圈，确保能满足客户的严格要求。而丰富多姿的颜色选择，更能迎合不同设计的需要。
Our plastic spirals are made of quality plastic filaments to meet the top quality requirements. A wide range of colours is available to match your any design requirement.
规格表Specifications:
線圈內直徑
Coil Diameter
英寸 毫米 *大裝訂厚度 齒距Pitch
1/4 6.4 3.4 6
5/16 7.9 4.9 6
3/8 9.5 6.5 6
7/16 11.1 8.1 6
1/2 12.7 9.7 6
9/16 14.3 11.3 6
5/8 15.9 12.9 6
3/4 19.1 15.1 6
7/8 22.2 18.2 6
1 25.4 20.4 6 or/或8
1-1/8 28.6 23.6 6 or/或8
1-1/4 31.8 25.8 6 or/或8
1-1/2 38.1 32.1 6 or/或8
1-5/8 41.2 35.2 6 or/或8
2 50.8 42.8 6 or/或8