







🔧 Lock it down with star power – fast, firm, flawless fastening!
This 300-piece set of internal star tooth lock washers is crafted from premium 304 stainless steel, offering exceptional corrosion and temperature resistance. Designed for quick push-on installation, these polished star-shaped washers provide enhanced friction and rotation resistance to secure bolts firmly. The assortment includes sizes M3 through M12, neatly organized in a transparent, labeled storage case, making it ideal for professionals in automotive, marine, medical, and industrial fields seeking reliable, versatile fastening solutions.





| Head style | Star |
| Finish type | Polished |
| Shape | Star |
| Item diameter | 20 Millimetres |
| Thread size | M3, M4, M5, M6, M8, M10, M12 |
| Number of pieces | 300 |
| Number of items | 1 |
| Set Name | 300 Pcs Internal Star Tooth Lock Washers Assortment |
| Manufacturer | Xin Jihui |
| UPC | 612789268313 |
| Part number | 5-011-XJH-M |
| Item Weight | 107 g |
| Manufacturer reference | 5-011-XJH-M |
| Finish | Polished |
| Item Package Quantity | 300 |
| Head Style | Star |
| Cutting Diameter | 20 Millimetres |
| Batteries included? | No |
| Batteries Required? | No |
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