ONLY AVAILABLE IN THE 263-PC INTERMEDIATE AVIATION TOOLSET! Complete your SAE wrench needs with this Sonic Tools 49-piece wrench set. Sonic's wrenches are made from tough Chrome Vanadium steel for durability and resistance to the elements. You get standard combination wrenches with an open-end and box-end from 1/4” to 1”. Also included are a set of reversible ratcheting wrenches with a reversing lever for changing ratcheting direction without flipping the wrench over, covering sizes 5/16” to 3/4”. A set of 15/75-degree open-end ignition wrenches offer different offsets for fasteners at angles.