IRWIN Tools VISE-GRIP Original Locking Pliers Kit Bag Set, 5-Piece (2077704) IRWIN VISE-GRIP locking pliers are ideal for tightening, clamping, twisting and turning IRWIN pliers are made of high-grade, heat-treated alloy steel for toughness and durability Classic trigger release designed to provide maximum locking force Hardened teeth are designed to grip from any angle 5-piece set in kit bag includes 1 each of 10R, 10WR, 7CR, 5WR and 6LN locking pliers Vise-Grips are manufactured with High-Grad Alloy Steel and are heat treated for maximum durability Hardened teeth and jaw tips are designed to grip from a multitude of different angles A micro Adjusting Screw allows a variety of clamping pressure depending on the force required for the job A guarded release trigger protects from accidental release