The IRWIN VISE-GRIP fast release 4-piece locking pliers set features high-grade, heat-treated alloy steel construction for maximum toughness and durability. The hardened teeth are designed to grip from any angle and have a one-handed triggerless release. The set includes 10cr, 7r, 6ln, and 5wr locking pliers to suit a wide assortment of needs. This set also comes with a kit bag that rolls up for easy storage and transporting.Includes(1) 10CR | (1) 7R | (1) 6LN | (1) 5WRFeatures 20% reduced hand span helps provide more control (10" model) Self energizing lower jaw provides up to 3X more gripping power than traditional locking pliers, with no slipping or stripping (cr model) Backed by IRWIN Lifetime Guarantee Hex adjustment screw for adjusting pressure and work fit One-handed, triggerless release Hardened teeth are designed to grip from nay angle Disclaimercompared to IRWIN VISE-GRIP Original Locking Pliers Weight: 3.742 lbs Length: 12.000 in Width: 5.100 in Height: 3.000 in Material: Heat-Treated Alloy Steel Country of Origin: China