Irwin 4935578 IRWIN VISE-GRIP Original 7CR Curved-Jaw Locking Pliers, 7-inch (4935578)

4935578 7CR® Fast Release Curved Jaw Locking Pliers - 7" (175 mm). Self-energizing lower jaw provides 3X more gripping power than traditional locking pliers, with no slipping or stripping. Provides maximum torque without requiring heavy input pressure – jaw mechanism naturally grips tighter as more torque is applied to the tool. Classic trigger release provides maximum locking force. Curved jaw puts tremendous pressure on four points of any style nut or bolt head, making it perfect for any application that requires maximum torque. Constructed of high-grade heat-treated alloy steel for maximum toughness and durability. Hardened teeth are designed to grip from any angle. Hex key adjusting screw tightens to adjust pressure and draw materials together and provides a controlled release. Size: - 7" (175 mm). Jaw Capacity: 1-1/2" (38 mm).