Lapped blade pivot washer face and milled back spacer:
Cerakote removal was great, latest blade pivot lap elevated additional pivot smoothness and initial lock interface massaging, all in all, a completely different performing SnG.
Red taps indicate where two sided emery goes, leading smaller od protrusion has a .0002" fit into blade pivot hole. Two different size to suite application. I am sure you got the idea.
Here goes:
Making similiar lap tool to lap new .015" thick phosphor bronze pivot washers to replace the oem teflon on my XM-18's next - among other things.
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