I've made a few jigs from mostly wooden parts that use various 1/4-20 screws and studded handles and I'd like to make them captive to eliminate the annoyance of misplacing or losing parts between uses. I have normal woodworking machinery including a drill press and I've had some experience doing real machining of metals with equipment I no longer have access to.
- I've thought of cross-drilling a small hole and wrapping a piece of wire through and around as a way to keep the screw from falling out. Clearly this will work, but requires at least a little counterboring to get clearance between the wire and the surface that the jig attaches to.
- How difficult would it be to install an external retaining ring on a
- Any other techniques I'm missing because of inexperience?