Stanley® Proto® 3/8" Drive Dial Torque Wrench measuring 10" has a high alloy torsion drive design and a dual scale with clockwise and counterclockwise operation. It is accurate to 4% of torque reading in both directions at 20 - 100% of full scale. It has a torque rating of 50 - 250 in. lb. and features easy-to-read, high contrast dual scales with clockwise and counterclockwise operation.