✦ Mandrels & nose pieces : 7pcs (M3, M4, M5, M6, M6, M8, M10). 7pcs x Mandrels & nose pieces (M3, M4, M5, M6, M6, M8, M10). Easily convert cordless or corded drills into power rivet nut setters. The only model on the market that pulls the rivet nut instead of turning threads to set, causing less wear.