1/2 Composite Compact Impact Wrench Provides 550 ft-lb maximum torque. Low weight composite housing reduces weight to 2.5 lbs. Reliable jumbo hammer mechanism delivers maximum power, while increasing reliability. Patented Silencing Technology reduces the noise level to 85 dBA. Patented grip has been ergonomically designed to perfectly fit the hand, providing unmatched comfort for the user. Newly patented trigger mounted combined reverse and power management switch provides ultimate control and one-hand operation. Provides ultimate reliability with the triple heat treated alloy steel hammer mechanism parts and anvil 1056-XL WARNING This product can expose you to Lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.