The GearWrench Large Convertible Internal-External Snap Ring Pliers, No. 3151, are spring-loaded for faster work and feature ergonomic, anti-slip, sealed, air-pocket grips for comfort. They are easily converted from internal ring to external ring use by moving a lever, with no switch pins to push. These large pliers will work on rings up to 2" in diameter. The pliers come with five sets of tips including 0.038" straight, 0.038" 90-degree, 0.047" straight, 0.047" 90-degree and 0.070" straight. Hex-shaped locking guides hold tips firmly in place.