We are offering a sheet metal hand nut riveter with 40 nuts........This tool comes with the following threads: 6-32, 8-32, 10-24, 1/4-20.........this tool is ideal for thin metals that cannot be threaded.....With the insert at least 6 thread turns......One person operation........May be used as a blind fastener or screw anchor.......These inserts have multiple uses.......