![Stainless Steel Test Kit for Differentiating 316/304 [Packaging Upgraded]](https://m.media-amazon.com/images/I/81tyzLzILKL._AC_SL3840_.jpg)









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🔍 Don’t get fooled—test your steel like a pro in minutes!
The MARSTEP Stainless Steel Test Kit offers a fast, reliable way to distinguish premium 316 stainless steel from common 304 or 201 grades. With over 100 tests per pack and results in just 2 minutes, it’s the essential tool for professionals ensuring material authenticity across cutlery, pipes, wire, and castings.
| ASIN | B0BRJLWV9Q |
| Best Sellers Rank | #105,714 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #727 in Lab Consumables |
| Date First Available | January 2, 2023 |
| Item Weight | 0.634 ounces |
| Item model number | 1 |
| Manufacturer | MARSTEP TECHNOLOGIES |
| Package Dimensions | 2.09 x 1.26 x 1.22 inches |
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