![CRC Knock’er Loose Penetrating Solvent 03020 – [Reddish] 13 WT. Oz., Industrial Grade Penetrating Solvent and Lubricant](https://m.media-amazon.com/images/I/71aBGRJDV5L._AC_SL3840_.jpg)






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🛠️ Unlock the power of precision rust relief — don’t let stuck bolts hold you back!
CRC Knock’er Loose Penetrating Solvent 03020 is an industrial-grade, fast-acting rust penetrant and lubricant featuring a unique reddish formula for visible application. Its dual-action formula not only frees seized nuts, bolts, and hinges but also protects against future corrosion. Packaged in a 13 oz aerosol can, it delivers precise spray for professional and DIY use across automotive, marine, agricultural, and manufacturing settings. Trusted by over 1,500 users with a 4.7-star rating, it’s the go-to solution for tackling stubborn rust with confidence.



























| ASIN | B000LEVE00 |
| Best Sellers Rank | #4,897 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #32 in Industrial Lubricants |
| Brand Name | CRC |
| Container Type | Can |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,549) |
| Flash Point | 64 °C |
| Global Trade Identification Number | 00078254030203 |
| Included Components | KNOCK'ER LOOSE SOLVENT 13 OZ |
| Item Form | Spray |
| Item Type Name | Super Penetrant |
| Item Weight | 16 ounces |
| Liquid Volume | 16 fluid ounces |
| Manufacturer | CRC Industries |
| Material | Metal |
| Model Number | 03020 |
| Number of Items | 1 |
| Part Number | 03020 |
| Recommended Uses For Product | Electrical |
| Specific Uses For Product | Industrial maintenance, electrical applications, loosening seized fasteners, removing rust and corrosion |
| UPC | 078254030203 |
| Unit Count | 13 Ounce |
| Upper Temperature Rating | 147 °F |
| Warranty Description | limited warranty |
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