altering screws is fast, free (if you have the tools) and leaves the grips un-altered for use on different frames in the future. also, there would be
I would just open up (deepen) the countersinks and keep the standard screws since the grips are clear/raw.
That way, any future standard #8 FHSC
if you had a dremel tool and a drill, you could turn down some 8-32 buttonhead screws to fit inside the grips. that's what i did for mine (otherwise the