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Perma Blue Paste Gun Blue is the product you need to touch up and re-blue steel. Ideal for use with gunsmithing, this paste produces a blue-black finish on metal that makes it look good-as-new. Safe and easy to use, with no heating required. DUE TO FAA REGULATIONS THIS ITEM CAN NOT SHIP 3 DAY, 2ND DAY, NEXT DAY AIR WITH UPS OR FedEx EXPRESS, CAN NOT SHIP WITH UNITED STATES POSTAL SERVICE OR INTERNATIONALLY CAN NOT SHIP TO CALIFORNIA
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🇺🇸 Ship from USA · On Agora since 2026
$10.50