Triple-T #81 - Oil dipped knife etching - a new discovery!
Best Way To Blue Steel? Cold Blue, Hot Blue or Rust Bluing.
Harbor Freight Multitool! (This Leatherman Wave clone is definitely going to rock the boat)
Cold Bluing Solutions Test: Super Blue, Oxpho-Blue, Formula 44/40, Oxpho-Blue Crème, Aluminum Black
Hot Bluing Process - Black Oxides - Metal Blacking
ヴァイオリン弓を作るプロセス。馬の尾毛を使って丁寧にヴァイオリン弓を作る日本の職人たち。
BLACK STEEL in 10 minutes: CAUSTIC BLUING Tutorial (with Household Materials)
DIY Rust Blue - Bluing with Peroxide, Vinegar and Salt
Making A Knife From Lock Washers
Cold Bluing Knives - Acid Etch Alternative?
Rust Blueing with Dicropan IM
Triple-T #174 - Knife grinding basics