The Bostitch SC761 16 gauge pneumatic hog ringer tool is designed for medium bag closure. This hog ring plier closes a 1/2" hog ring - also known as a "c ring" - to 3/16". Tool uses 1/2" Bostitch "C" rings. The SC761 is perfect for netting, automotive seating, caging, bedding, concrete bag liner - in addition to medium bag closure. Item includes a one-year manufacturer's warranty.