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The Vifmy 500-piece Internal Tooth Starlock Washer Assortment offers 8 metric sizes (M2.5 to M12) of high-strength carbon steel washers with a black oxide finish. Designed for superior locking and vibration resistance, these washers are essential for professional-grade mechanical fastening across industries like automotive, aerospace, and shipbuilding. Packaged in a clear, organized case, this set ensures quick access and prevents mix-ups, making it the go-to choice for precision and durability.




































| ASIN | B0CNBX22CX |
| Best Sellers Rank | #3,580 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Tooth Lock Washers |
| Brand | Vifmy |
| Color | Black |
| Compatible Groove Diameter | 8 millimeters |
| Customer Reviews | 4.6 4.6 out of 5 stars (451) |
| Exterior Finish | Black Oxide |
| Fastener Size | m2.5 m3 m4 m5 m6 m8 m10 m12 |
| Fastener Type | lock washer |
| Finish Types | Black Oxide |
| Item Thickness | m2.5-0.24 m3-0.33 m4-0.34 m5-0.36 m6-0.37 m8-0.4 m10-0.48 m12-0.44 millimeters |
| Item Weight | 8.5 ounces |
| Manufacturer | Vifmy |
| Material Type | Carbon Steel |
| Metal Type | Carbon Steel |
| Number Of Items | 500 |
| Number of Pieces | 500 |
| Outside Diameter | m2.5-8 m3-9 m4-12 m5-14 m6-16 m8-18 m10-20 m12-25 millimeters |
| Part Number | 500P-001 |
| Screw Head Style | Star |
| Set Name | 500PCS Internal Tooth Star Lock Washers |
| Size Name | Internal Tooth Star Lock Washers |
| Thread Size | m2.5, m3, m4, m5, m6, m8, m10, m12 |
| Unit Count | 500 Count |
| Washer Compatibility | metric bolts, metric screws |
| Washer Type | Internal Tooth Lock |
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