This heavy duty plier set includes replaceable tip retaining ring pliers with spring, ratchet lock assembly, 2R7 (interna) and 28R (external) in a plastic storage case with spaces for spare rings. Kit contains 8 pairs of tips - Diameter .108 - straight - 15, 45, 90 degrees, Diameter. 120 - straight - 15, 45, 90 degrees.