Sugino crank 170 mm. Right side is VP and left is stamped Forged E-11. Both look to have had minimal use. Tapers and threads great.
Free post but trusting you to stick a couple of quid in lifeboat or similar charity if you want them.
I wouldn't coat that. Paint looks good as is and covering it over would be a shame. Keep it. Spend a few quid on some upgrades that you like the look of.