5/16" dia. (.312in.), SAE Roll Pins 
 
Heat Treated Spring Steel
 
Black Oxide Finish
 
3 Lengths Available:
 
3/4" (.750 in.)
   
1 1/2" (1.500 in.)
  
2" (2.000 in.)
 
 
USA SELLER 
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Fast Same Day, or Next Business Day Handling
( no waiting 2 months for your items from China )