Sunex SX3825 1/4-Inch Ratchet Wrench 30-Feet Pound of quiet power 84 dBA makes it the quietest in it's class Weighs only 1.45-Pound One-year limited warranty Specificat ions: square dr. 1/4-Inch torque 30-Feet Pound, free speed 200 rpm, weight 1.45-Pound, length 7.75 -Inch ave air consumption 3.2 cfm, air inlet thread size 1/4-Inch npt, min hose size 3/8-Inch id, sound level 84 dba