Snap On OEX60A 1 7 8" 12 Point Standard Open Closed Combination Wrench EAS Tags This is a window latch tightener Type Size:Front Window 44 3 8" This is a window latch tightener assembly used for unlocking locking the windows on an Airstream The STIHL M Tronic™ system compensates for these factors by replacing low and high speed carburetor adjustment screws (old technology) with electronic monitoring of the engine’s performance and digitally optimizing the fuel air mixture over the entire RPM range (new technology) Forged steel and heat treat hardness provides a superior wrench with the proper strength and durability while reducing wear and breakage A continuous arc design distributes stress over the entire wrench opening radius for greater strength