twin ring wire
  stablequality running on automatic wire binding machine;
competitive price, same good binding present;color more beautiful;fast delivery;a variety of packaging;free mix container at ningbo port;strict quality control, each carton traceable;type: 3:1and 2:1 pitch;  
pattern: nyloncoating;  
grade: non-toxic;   
color: black,white, silver, red, blue, golden, bronze…;  
length: precutbox and spool…
qualityand cost control:
 manufacturestart from nylon coated book binding wire, wire forming machinery and twin ring wire; accordingthe product serial number can tracking the entire production action;product inspection, workers, equipment manager is responsible for quality with rewards and punishments system;localization.
pitch ring size inch ring size (mm) wire diameter (mm) rings/box
  3:1   1/4 6.4 0.70 34*100
 5/16 7.9 0.80 34*100
 3/8 9.5 0.80 34*100
 7/16 11.1 0.90 34*100
 1/2 12.7 0.90 34*100
 9/16 14.3 1.00 34*100
 2:1   5/8 15.9 1.10 23*50
 3/4 19.0 1.20 23*50
 7/8 22.2 1.20 23*50
1 25.4 1.25 23*50

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宁波奥北实业有限公司
沈经理
13958345321