Sealey Torque Multiplier Sets 7 Piece ½ - 1/¾in Square Drive - Sealey AK6290, Robust construction with 1/2"Sq drive female input and 3/4"Sq drive male output. Accurately delivered torque multiplication factor of 1:6.5. 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 NoAK6290Gear Ratio:1.9Input Drive:1/2"Sq (Female)Maximum Rated Input:231Nm(170lb.ft)Maximum Rated Output:1500Nm(1100lb.ft)Nett Weight:6.06KgOutput Drive:3/4"Sq (Male)Torque Ratio:1:6.5 Sealey AK6290 Torque Multiplier Set 7pc 1/2"-3/4"Sq Drive