The Irwin 4935576 is a pair of Vise-Grip Locking Pliers. Features: * Self-energizing lower jaw provides three times more gripping power, with no slipping or stripping for any style nut or bolt head * Ideal for tightening, clamping, twisting and turning * Constructed of high-grade heat treated alloy steel for maximum toughness and durability * Classic trigger release designed to provide maximum locking force * Hardened teeth are designed to grip from any angle * TUrn screw to adjust pressure and fit work; stays adjusted for repetitive work. Jaw capacity: 1-7/8". What"s In the Box: * Irwin 4935576 10CR Vise-Grip Locking Pliers