IRWIN Tools VISE-GRIP GrooveLock Pliers Set, V-Jaw, 2-Piece (1802531) A simple button push adjusts lower jaw twice faster than traditional groove joint pliers. Right-angle teeth grip in all directions for maximum bite. Multi-Groove Ratcheting System has twice the groove positions of other groove joint pliers, for precise positioning to grip any type of surface. Anti-pinch, non-slip ProTouch Grips provide comfort, control, and less hand fatigue. Injection Molded hardened steel delivers strength and exceptional performance. Backed by the IRWIN Tools VISE-GRIP lifetime guarantee. V-shaped jaws work on square, hex, or round work pieces.