

🖤 Elevate your metalwork game—blacken like a pro, no heat, no hassle!
Caswell’s Black Oxide Concentrate is a powerful, room-temperature liquid solution designed to blacken steel and iron parts efficiently. Each 5-gallon concentrate batch mixes with distilled water to create 45 gallons of blackening bath, covering up to 54,000 sq. ft. Ideal for industrial and professional use, it requires no heating or dangerous fumes, but blackened parts must be sealed afterward for durability.
| ASIN | B073WJXQ1W |
| ASIN | B073WJXQ1W |
| Brand Name | Caswell |
| Date First Available | July 12, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Form | Liquid |
| Item Weight | 55 Pounds |
| Manufacturer | Caswell Inc |
| Manufacturer | Caswell Inc |
| Number of Items | 1 |
| Package Dimensions | 17 x 12 x 12 inches; 55 Pounds |
| Part Number | BOCONC5G |
| Surface Recommendation | Alloy Steel, Metal |
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