I'm getting myself set up to install the bullet guide in my 5.45 conversion as soon as the part arrives from Dinzag Arms. I don't trust myself to be able to drill a straight hole by hand in this case, so I want to use a drill press.
While I'm waiting, I tried this afternoon to figure out how to best orient the gun on my drill press so that I can get to work as soon as the parts show up; however, I'm having trouble getting the trunnion and drill bit to line up as the mag catch is getting hung up on the side of the press table (I've got the gun in a drill press vice with a pair of soft jaws