Hey all hope you are staying safe. Down her in SC we are doing our best. Look I am still working on a usable liner lock folder. Getting real close. But I need a COUNTERBORE for a Button Head screw with a 4-40 thread. The button measures .205-.208“ and the thread diameter is .108“. Hey anybody know where it is an off the shelf screw. So button head cap screw 4-40 thread counter bore.