STARK USA 4,000 ft./lbs. 1 in. Heavy-Duty Long Shark Air Impact Wrench with 8 in. Extended AnvilSTARK 4000 ft. lbs. Heavy Duty Air Impact Wrench The STARK USA Heavy Duty Long Shark Air Impact Wrench is designed for pros who demand unparalleled power and durability. With an astounding 4000 ft. lbs. of torque and an 8 inch extended anvil, this wrench tackles the toughest nuts and bolts effortlessly. Engineered with a sturdy cast iron housing, it's built to last in any industrial setting. Key Features: Maximum Torque: Delivers a powerful 4000 ft.