Wing Bolt Wrench - Set 14 pieces 50-590013 The center-to-center length is 8

The center-to-center length is 8 inches

The part number equivalents for this tool includes: TS 1222-7

Beechcraft Wing Bolt Wrench Set (without tools that are used only on the King Air Series)

This 7/8" Propeller Wrench will work on both the MT and McCauley Propellers

Wing Bolt Wrench - Set 14 pieces 50-590013 The center-to-center length is 8Beechcraft has been changing the hardware for the wing attach bolts and nuts. It used to be that all of the bolts had an internal wrenching hexagon socket head. This would require a tool like an "Allen Wrench" to hold for torquing. The new ones come with a twelve point external wrenching head. These require a tool that looks like a twelve point socket to engage. The older aircraft had an internal wrenching nut on the wing bolts. Approximately 1991