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 Contains: (1) 10R, (2) 11R, (2) 6R and T-shirt