4オンススチールBlackening Concentrate、= 2 1 / 2パイント、Bluingソリューション、ガンブルー

Description

⚡ Transform your metals with speed and precision!

This 4-ounce steel blackening concentrate (Model BM4) mixes 9:1 with water to produce over 1 liter of bluing solution that blackens steel in 2 to 6 minutes. It also partially blackens stainless steel, copper, and aluminum, delivering a professional-grade finish ideal for metalworkers seeking fast, reliable results.