These 6" long convertible retaining ring pliers have a quick change design and a 18[infnity] tip angle and .038 Tip size. Patented design permits quick change-over to work internal or external rings. No screws to tighten or come looseSpring return help to reduce fatigue and facilitate operation. Ergonomically designed air-pocket cushion grips spread loads across the hand increasing comfort. Fixed tips are precision formed and induction hardened for accurate fit and long wear.