Curved jaw puts tremendous pressure on four points of any style nut or bolt head; includes convenient wire cutter Ideal for tightening, clamping, twisting and turning Turn screw to adjust pressure and fit work. Stays adjusted for repetitive use Constructed of high-grade heat-treated alloy steel for maximum toughness and durability Guarded release trigger quickly unlocks and protects from accidental release Hardened teeth are designed to grip from any angle