Features and Benefits:For use on internal rings 1-13/16" to 4" and external rings 1-1/2" to 4";Push button to easily convert from internal to external snap rings;Ratcheting feature locks the snap ring in the desired position, reducing hand fatigue;Professional dipped grips wipe clean easily;Replacement tips available: part number 315277;GEARWRENCH offers a broad range of snap and retaining ring pliers in the most common tip sizes. These pliers come in external, internal and convertible styles, with either fixed or replaceable tips, to meet the varied needs of professional mechanics and industrial technicians. Forge Ahead with the reliable strength of GEARWRENCH tools.