The CHANNELLOCK® 927 8" Retaining Ring Pliers easily convert from working with external to internal snap rings with a simple switch of a tab. The heavy duty return spring reduces hand fatigue and provides increased accuracy when applying or removing snap rings. CHANNELLOCK® Retaining Ring Pliers are 100% made in USA and include 5 pairs of interchangeable tips.; QUICK CONVERSION by a simple switch of the tab, easily remove or apply both internal and external rings; INTERNAL ring diameter range of 3/8 to 2-inch; EXTERNAL ring diameter range of 1/4 to 2-inch; INTERCHANGEABLE TIP KIT includes: .039, .047, .074 straight and .039, .047 90-degree; DURABLE return spring reduces hand fatigue; CHANNELLOCK BLUE® grips for comfort