Sealey Torque Multiplier Sets 7 Piece ½ - 1/¾in Square Drive - Sealey AK6291, Robust construction with 1/2"Sq drive female input and 1"Sq drive male output. Accurately delivered torque multiplication factor of 1:12. Compatible with a wide range of drive tools including torque and ratchet wrenches. Includes straight and 90° reaction bars, reaction base, two breakaway adaptors* and L-type hex key. Supplied in storage case. *Note: Breakaway adaptors are not covered by the lifetime guarantee and are treated as consumable items.Model NoAK6291Gear Ratio:1:16Input Drive:1/2"Sq (Female)Maximum Rated Input:208Nm(153lb.ft)Maximum Rated Output:2500Nm(1850lb.ft)Nett Weight:8.70KgOutput Drive:1"Sq (Male)Torque Ratio:1:12 Sealey AK6291 Torque Multiplier Set 7pc 1/2"-1"Sq Drive