This listing is for 2.2 Lbs of mixed aluminum rivets below are the 4 main sizes in the lot  as pictured

 
Round Head       1/8" dia x 1-3/8" long
Flat Head           .095 dia x 3/4" long
Flat  Head          .095 dia x 5/8" long
Round Head      .095 dia x 1/2" long
small of other sizes may be mixed in
 
 [Please Look at all the pictures they are part of the description]
                                                                                                                                            [S-2-10]