This is the LY-HRA Hog Ring Pliers (45 Degree Angle)
These pliers are the basic tools needed to do upholstery work. Designed just for hog ring installation. Grooved jaws hold the ring securely. The straight pliers are spring loaded to hold rings closed. The angled pliers are spring loaded to stay open. Forged steel with safety grips. Helps to do upholstery work in hard-to-reach areas.