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๐ง Lock it down with confidence โ the ultimate fastening upgrade!
This 300-piece locknut assortment kit features five metric sizes (M3, M4, M5, M6, M8) made from premium 304 stainless steel with self-locking nylon inserts to prevent loosening. Packaged in a convenient plastic storage box, itโs designed for durability, corrosion resistance, and versatile use across automotive, construction, and DIY projects.






| ASIN | B0D6VYF4QG |
| Best Sellers Rank | 36,542 in DIY & Tools ( See Top 100 in DIY & Tools ) 38 in Lock Nuts |
| Brand Name | Othmro |
| Colour | Silver |
| Compatible Groove Diameter | 3 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 5.0 5.0 out of 5 stars (19) |
| Drive Style | External Hex |
| Exterior Finish | Stainless Steel |
| Fastener Type | Hex |
| Finish Types | Unfinished |
| Grade Rating | Class 8.8 |
| Inside Thread Size | M3, M4, M5, M6, M8 |
| Item Dimensions | 13 x 13 x 8 millimetres |
| Item Weight | 339 Grams |
| Manufacturer | Othmro |
| Manufacturer Part Number | MRO240325N-0006-FBA |
| Material Type | Stainless Steel |
| Metal | Stainless Steel |
| Model Number | M3-M8 Locknuts Assortment |
| Number Of Items | 300 |
| Number of Packs | 300 |
| Number of Pieces | 300 |
| Screw Head Style | Hex |
| Set Name | 300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 |
| Size | M3, M4, M5, M6, M8 |
| Thread Coverage | Fully Threaded |
| Thread Size | M8 x 1.25 |
| Thread Style | Right Hand |
| Unit Count | 300.0 count |
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