3/8 inch drive torque wrench with 15-80 ft.-lb./20.4-108.5 Nm range; reminder: to prevent the ratchet from breaking, please do not overload the torque wrench
Durable ratchet head made from hardened treated Chrome Vanadium steel alloy (Cr-V); bright, full polish chrome finish wipes easily clean and resists rust and corrosion
High contrast and dual range scale pre-calibrated to ± 4%; tips: for precise scale adjustment, please use the imperial scale; the conversion formula between imperial scale and metric scale is 1 Nm = 8.86 in-lbs
Includes sturdy plastic case for storage and portability
NOTE: unlock before adjusting the torque value, lock after adjusting for stability of working torque; when finished, loosen locking ring and adjust to the lowest value for next use