Joined: Wed May 21 2008, 02:52PM
Location: Machine Shop Hell, IL
Posts: 142
Oh, here is how the O-ring will "miss" the 4X inside screw holes. The thru holes are ~.020" oversize of the recommended 1/4-20 clearance hole (.281") for extra "wiggle room," then there's a .050" wall between them. Should be fairly robust, I hope!