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🔧 Lock it down with the ultimate grub screw arsenal — don’t get caught without it!
The NINDEJIN Grub Screws Set offers 660 premium black socket screws in 8 popular metric sizes (M2-M8), made from high-quality carbon steel with corrosion and abrasion resistance. Packaged with 6 wrenches in a secure, organized case, this industrial-grade assortment is designed for professional precision and versatile use across home, garage, and workshop projects.









| ASIN | B07RZPYVTL |
| Best Sellers Rank | #146,970 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #430 in Screw & Bolt Assortment Sets |
| Brand | NINDEJIN |
| Color | Black |
| Compatible Groove Diameter | 8 Millimeters |
| Customer Reviews | 4.6 4.6 out of 5 stars (163) |
| Fastener Type | Socket Screws |
| Finish Types | Anti Corrosion Topcoat |
| Grade Rating | Industrial |
| Item Diameter | 8 Millimeters |
| Item Shape | Hexagonal |
| Manufacturer | NINDEJIN |
| Material Type | Carbon Steel, Nickel |
| Model | JM-ZH |
| Number Of Items | 666 |
| Number of Pieces | 660 |
| Part Number | JM-ZH |
| Screw Head Style | Flat, Hex, Socket |
| Set Name | NINDEJIN 666 pcs Set Screws Assortment Kit |
| Size Name | 666 Black Socket Set |
| Thread Size | M2 M3 M4 M5 M6 M8 |
| Unit Count | 1 Count |
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