Product Description
Easily spot blacken steel (not stainless) or iron. Simply apply the black oxide gel where you want the blackening to occur. The gel keeps the blackener in place. Leave it on the part for 1-3 minutes and rinse off. Seal with Caswell Sealer for a dry finish.
Black Oxide Gel Kit Includes:
- 4 fl oz Black Oxide Concentrate Gel (covers approx 2 sq ft)
- 4 fl oz Caswell Sealer
- Disposable Vinyl Gloves
Contains Hazardous Goods. Shipping restrictions apply. Ground shipping only to the Continental USA. Please call +1 315 946 1213 or contact us for rates to other locations.
Recommended Skill Level
Beginner level products can and should be used by anybody, including those who consider themselves not crafty, handy or hands on. Most beginner level products can be used out of the box and can expect results within minutes. It is always important to read the product instructions and description on the web site before use, for example, nearly all of our plating kits require a polished and clean surface before plating.
Safety Information
Hazardous Shipping Info
GHS Info
SDS
Product Videos
Product Reviews
20 Reviews Hide Reviews Show Reviews
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Great for touch ups
Kind of hard to get even coloring over wide areas, but fantastic for touch ups of holster wear
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Really works well
I used to repair a few scrtaches on my S&W. works very well
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Great product
Very easy to work with and work great.
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Product functioned as advertised.
Happy with black oxide gel kit also very quick shipping.
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truly sold on this!!
cold blue from many different makers have stained these poor hands, but nothing..NOTHING gives a better black surface than this gel. A beautiful, gleaming coal black surface.
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the black oxide gel
This product has surpassed my expectations, it is by far the best metal refinisher and touch-up I have used. I have tried many items over the past thirty years and this has impressed me. I have been a gunsmith for a long long time and as I have stated, given proper prep this gel will render outstanding results. Rogelio Hermosillo
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Excellent coating
Finishes metal very well. Durable finish on screws, nuts, & bolts, as well as gun parts where you don't want a shine.
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Best cold blue
This stuff is awesome. Hands down the best way to cold blue/black oxidize parts. The gel keeps it in place and lets it get to a nice dark even finish. Much nicer than dip blueing in Birchwood Casey cold blues.
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Best cold blue
This stuff is awesome. Hands down the best way to cold blue/black oxidize parts. The gel keeps it in place and lets it get to a nice dark even finish. Much nicer than dip blueing in Birchwood Casey cold blues.
Important Information
Additional Equipment May Be Required
For Our Tank Plating Kits:
- Copper Pipe for tank bar
- Copper Wire to hang items
- Small amount of electrical wire to make connections
- DC Power Supply - Included In Some Kits. Check kit contents on web site
- Optional Rinse Tanks (or rinse over the plating tanks with a water bottle)
- Other minor household items may be required, such as gloves, water etc.
For Our Anodizing Kits:
- DC Power Supply (Standard Kit Only)
- 1 Gal Battery Acid
- Dyes (if desired)
- Optional Rinse Tanks (or rinse over the plating tanks with a water bottle)
- Other minor household items may be required, such as gloves, water etc.
Learn More Before Buying
You can purchase our Caswell Plating Manual and learn how to use the kits, before purchasing a kit. Simply Order Here. When you are ready to buy, we will discount the price of the kit.
Already Have Our Plating Manual?
If you are ordering a plating kit that contains our Plating Manual, and you already have our Plating Manual, you can remove it from all kits that contain it and save $30 per kit. Just use Coupon Code NOMANUAL in your Shopping Cart at checkout.