3/8-In drive manual torque wrench delivers 20 ft. lbs. to 100 ft. lbs. of torque for greater precision when tightening screws or bolts. Clicking sound and pulse in the handle alerts user when torque value is reached, preventing over-applying torque. Reversible ratcheting head allows you to torque left and right-hand fasteners. Non-slip knurled aluminum handle allows for a better grip while working. Meets or exceeds ASME standards and specifications. 1-Year limited guarantee