Constructed of high-grade heat treated alloy steel for maximum toughness and durability, Hardened teeth are designed to grip from any angle, Fast Release is 2x easier to open, has a no-trigger release, and offers one hand operation, Straight jaw provides maximum contact on flat, square or hex work, No slip ProTouch grip provides comfort and leverage while reducing vibrations and hand fatigue, Ideal for tightening, clamping, twisting and turning, Turn screw to adjust pressure and fit work, stays adjusted for repetitive work, SKU: ISN16180