How to get a gunmetal finish

How to Nitre Blue Gun Metal for a Beautiful Finish | MidwayUSA Gunsmithing

I *GUN METAL* A SCOTTY CAMERON PUTTER * DIY RESTORATION *

The easiest way to age metal EVER!

How to Turn Steel Black - All you need to know about Bluing

Blackening Steel With Motor Oil - Dean's How-To

Bluing Steel Parts Tutorial

Three Options For Bluing Steel

How to Slow Rust Blue Gun Metal | MidwayUSA Gunsmithing

Blacksmith Shop Tip #10 "What's The Best Finish For Metal?"

Black Oxide Coating Parts For Your Own Projects

How To Get Metallic Finishes On 3D Prints

DIY Rust Blue - Bluing with Peroxide, Vinegar and Salt

The Back And Forth On Gun Metal Polishes

Quick Tip: Cold Blue

Cold Bluing Solutions Test: Super Blue, Oxpho-Blue, Formula 44/40, Oxpho-Blue Crème, Aluminum Black

FULL VERSION. Anodising Colours on Metal with a 9v battery. (Titanium)

Let's Spray - Ebay's $100 Paint Kit (Gun Metal Metallic)

Jewelry 101: An Easy Way To Make Your Own Gunmetal Finish Over Brass Stampings

(MOD) Tanfoglio Witness 1911 Full Metal Blowback- Mirror Slide and Black Grip