Retaining ring pliers set: straight outside retaining ring pliers, straight tip for inside retaining ring pliers, 90 degree outside retaining ring pliers and 90 degree point inside retaining ring pliers together in one tool roll. /p> Material: Retaining ring pliers is made of forged material a solid piece of chrome vanadium steel with fine polishing, subject to hardening, quenching and annealing to confirm strength. Black electrophoresis coated tips make them durable and long lasting. Wide range of applications: Retaining ring pliers are used to install or remove retaining rings in equipment, simplifying the task of removing a ring from a shaft or borehole. Suitable for automobiles, bicycles, motorcycles, agricultural machinery, plumbing. For outside pliers, the head opens when the handle is squeezed and the retaining ring is pressed. These pliers are used to install retaining rings on shafts and guide rods. With internal pliers, the head closes when the handle is pressed and the