Can anyone tell me what type of drill bit to use? I’m working on a Remington 742 and the operating handle retaining pin is so stuck I can’t budge it. So now I run in to another problem can’t find the right type of bit to drill with. Any answers would be of much help
If the pin is hardened you’ll play hell drilling it out with a high speed steel bit. A carbide center drill will do the trick without walking. I think I’d keep trying to drive it out instead.
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If you can’t drive the pin out with a short tapered punch- from top to bottom. Take a small dentist diamond burr and going from bottom to top eat the butt off of the pin and then drive it out top to bottom.