1/2-In drive manual torque wrench delivers 50 ft. lbs. to 250 ft. lbs. of torque for greater precision when tightening screws or bolts. Positive locking mechanism to dial and lock-in torque. 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 specifications. 1-Year limited guarantee