AVAK SH360 DUO - 2-in-1: 360&deg; Swivel Head Fastening Tool for 3/16" Rivet and 1/4" Blind Rivet Nut (Standards UNC) 360 swivel head allows for any angle operation 2-in-1 Fasten up to 3/16 in aluminum and steels rivets (5/32 for stainless) and 1/4-20 UNC rivet nuts in all materials Reach difficult work piece with the extended head design QuickSwitch: For rapid 3-steps function disassembly and 3-steps assembly Use up to 3 functions including metric/standards rivet nut/threaded inserts and rivet studs with optional add-on kits