Description Suitable for factories, construction, auto repair, 4S shop, personal DIY - 1/4",3/8" ,1/2" Square Drive 5-210N.m torque range (fully adjustable) 1/4 inch drive: 5-25N.m; 3/8 inch drive: 19-110N.m; 1/2 inch drive: 28-210N.m -Supplied in a blow molded case for easy storage and transportation -Ideal for professional or occasional use. -Manufactured from chrome vanadium steel for strength and durability -Every bolt on a modern vehicle has a torque setting, and a torque wrench is essential to accurately judge how tight a bolt is. -Smooth action mechanism providing accurate torque settings every time -Fully adjustable torque wrench with ratchet head which when set ensures proper tension and loading settings are applied to nuts and bolts. -so ideal for small vehicles / bikes, etc When the required torque setting is reached the wrench produces an audible click and a slight release of tension. -Only clockwise has torque function, and counterclockwise does not have torque function and will not alarm. (counterclockwise rotation only serves as a ratchet and does not have torque function). Package included: 1pc x torque wrench 1pc x box