Constructed of high grade heat treated alloy steel for maximum toughness and durability. Ideal for tightening, clamping, twisting and turning. Turn screw to adjust pressure and fit work; stays adjusted for repetitive use. Guarded release trigger quickly unlocks and protects from accidental release. Hardened teeth are designed to grip from any angle Set includes: 10 curved jaw locking pliers with cutter (10WR), 10 straight jaw locking pliers (10R), 7 curved jaw locking pliers with cutter (7WR), 6 long nose locking pliers (6LN), 5 curved jaw locking pliers with cutter (5WR) and a soft side tool organizer.