Half inch drive head, 40~300 foot-pound, 72-tooth ratchet head. Click preset style, automatic torque lock, industrial precision, dual direction, dual scale. Pre-calibrated to +/- 3% accuracy with traceable serial number.
For nuts and bolts of cars, trucks, motorcycles, etc. Both for left hand and right hand thread.
Body length of 20 inches, weighs 3 pounds. Made of hardened and heat-treated chrome vanadium steel, plating finish.
Automatic torque lock — pull down blue knob to rotate shaft,holding the knob untill torque setting completed. The blue knob snaps back and locks the torque after released. During use, wrench emits a click that can be heard and felt when the preset value is reached.
Reversible direction — can be used clockwise and counterclockwise.
Includes torque wrench, black protective case, accuracy calibration certificate and instruction manual.