This operator crank handle is constructed of diecast zinc and comes in a baked-on white enamel finish, engineered to resist rust and corrosion. It is designed for use on Truth brand casement and awning window operators with 11/32 in. spindles. This window crank features a set screw at the base of the handle allowing it to lock onto the spindle, and a swivel knob at the tip for ease of operation. The reach on this crank measures 2-9/16 in. and it has a 3-1/2 in. projection. This operator crank handle is easy to install, and its used by a variety of window manufacturers.