FIRSTINFO F3220DF - 800 N.m. (590 Ft-lbs) Manual Torque Multiplier 3.4:1 Wrench, 1/2 inch Drive (Female/Input) to 3/4 inch Drive (Male/Output) Adaptor, Max. 800 Nm Lug Nut/Labor Saving Tool

【 Energy-Saving Tool for Tire Change 】 Input square: 1/2" ; Output square: 3/4". Patented Designed. Maximum output: 800Nm (590 ft-lbs) / Maximum input: 235Nm (173 ft-lbs), 3.4:1 torque multiplication, accuracy tolerance: ±5%, 【 Wide Application 】 Adapted for easily tire change of car, van, truck in automotive repair industry. The movable reaction handle is suitable for different working place., 【 Protection Purpose 】 Supplied with the rubber-cover reaction bar for tire rim protection purpose., 【 Easy for Operation 】 Main body - Small and light weight benefits as socket size is easy and convenient for operation. Constructed with CR-V alloy steel brings better stability and reliability., 【 FIRSTINFO ASSURANCE 】 Designed and manufactured in Taiwan with premium quality. We provide you this quality assurance tool with 12+10 months after-sales warranty (10 months warranty by the register) support. Help you to achieve a satisfactory shopping experience.