Awning Window Crank Operator

Good Evening, if you could please help me identify this window crank. It looks alot like the 39-061. Except there is a metal shank riveted to the arm that connects to the window. There is also a metal sleeve that slides onto the metal shank. Looks to receive a 1/4" machined screw. I would be incredi ... (cont.)

I need 5 left handed units " heavy duty" if available Please advise thanks

One hole top, two holes bottom

When trying to close the window, the handle comes unscrewed from the assembly. The crank opens three windows that open upwards and downwards. I don't see any identifying marks on the current crank. Thank you

Bottom holes are 2 1/4 inches apart. The arm is 2 3/8 long Horizontal holes are 5 1/4 inches apart