5-IN-1 Painter's Tool

I have two windows with 39-393 controllers but with pro handles that keep falling out. I ordered 2 of the 39-393 controllers to replace them with. I've disconnected the 2 arms and removed the 4 screws but the old controllers won't come out, they are somewhat loose but still feels like something hold ... (cont.)

I seem to have cracked my previous strike and I'm keen to replace it! Is that possible? If yes, how do I remove it without damaging my wooden window frames?

recently I purchased from you part number 39?017, the Pan Am/ Daryl window crank. My window is 83 years old, and unfortunately the arm of the crank is not held on with a nut and bolt, but with the mechanism that I have included in the attached pictures. I have scoured the Internet and cannot find ... (cont.)

Pictures of adjacent window. Knurled crank mechanism is stripped inside housing so can't open window to remove sill or access parts. No names or numbers visible anywhere.

Note: The question is related to the video: "Watch How To Repair A Casement Window Crank Operator". Hi, this video is exactly what I was looking for except that my window frame, and the trim on the sill (mentioned at 1:03 of the video), are not in wood (see pictures). How should I proceed in this c ... (cont.)