These locking soft-grip pliers make pen kit disassembly a breeze. The non-marring soft-grip securely grasps finished tubes from .35" (slimline) through 1" diameter. The 7" pliers locks and holds your tube securely while you punch out the internal components. Helps dislodge the tightest and most difficult to remove components. For best results, use with our pen disassembly punch set (PKDISET).