Sealey AK629 Torque Multiplier 1/2"-3/4"Sq Drive Robust construction with 1/2"Sq drive female input and 3/4"Sq drive male output. Multiplication achieved by planetary gear train with a gear ratio of 1:3.3. Compatible with a wide range of drive tools including torque and ratchet wrenches. Adjustable length reaction arm makes it ideal for limited access use. AK629 Features One of a comprehensive range of Premier Hand Tools, suitable for daily professional use Robust construction with 1/2"Sq drive female input and 3/4"Sq drive male output Multiplication achieved by planetary gear train with a gear ratio of 1:3 3 Compatible with a wide range of drive tools including torque and ratchet wrenches Adjustable length reaction arm makes it ideal for limited access use Lifetime guarantee* AK629 Specification Model No AK629 Brand: Premier Gear Ratio: 1:3.3 Input Drive: 1/2"Sq (Female) Length: 420-450mm Maximum Rated Input: 300Nm(225lb.ft) Maximum Rated Output: 1000Nm(750lb.ft) Nett Weight: 2.07kg Output Drive: 3/4"Sq (Male) Torque Ratio: 1:3.3 What is included: 1 x Sealey AK629 Torque Multiplier 1/2"-3/4"Sq Drive