For sale here is a new in box AAT 3X Rivet Hammer for Aerospace or Sheet-Metal fabrication. The 4X Rivet Hammer has a .401" shank size. It has a 1/4" aluminum and a 3/16" steel rivet capacity. 
Included also in this kit are 4 cupped rivet sets for universal AN 470 rivets (3/32", 1/8", 5/32" and 3/16" sizes), one flush rivet set, one bucking bar and two types of retainer springs.

Any questions, feel free to ask.
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