SP Air Corporation SP-7786 Sealed Flat Head Ratchet, 3/8" Provides a quiet and powerful solution to installing and removing fasteners 80 ft./lb. of torque with a free speed of 200 rpm Weighs 3.25 lbs. and 12-Inches long Consumes only 3.3 cfm of air creating only 85 decibels Vibrates at 3.55 m/s2 and Made in Japan