UP for sale I have rivets and lots of them. 
They are 5/16" diameter x 1 1/2" long
20 rivets per bag weighing a little less than a pound so I can ship first class.
These are solid steel rivets made form 1008 alloy perfect for making all sorts of projects.
Everything from blacksmith items, gates, fences, and industrial styled furniture, large scale industrial assembly or Steampunk projects.
If your interested in the other listings please let me know. 
I can fit a lot in a flat rate box. 
I can create a custom listing as this helps reduce shipping cost especially for international buyers.