VEVOR Hog Ring Stapler SC7E, Pneumatic Hog Ring Plier 19mm, C Ring Pneumatic C Ring Gun 15 Gauge,Pneumatic Plier Stapler 7.8mm Closure Diameter,Pneumatic Hog Ring Gun for Mattress 100pcs Capacity RZX SC7C 15GA Hog Ring Plier 3/4" C Ring Tool Hog Ring Plier Closure Tool Pneumatic 3/16″ to 11/32" I.D. Uses RING15 3/4" OD C-ring 15 ga. Save big on new and gently used tools, fasteners and accessories. In no case is Prime-Line responsible for user related damage or damage incurred installation. to see localavailability, Need Help? Thank you for your inquiry regarding this item from Prime-Line Products. Goods are warranted against defects in manufacturing for 1 year.