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Hotop’s 20-piece set of M4 x 15mm threaded knurled thumbscrews combines carbon steel durability with precision craftsmanship. Designed for easy, tool-free installation, these screws offer corrosion resistance and a smooth grip, making them perfect for monitor mounts and various fastening needs.





| ASIN | B09VSYYZWS |
| Brand | Hotop |
| Compatible Groove Diameter | 4 Millimeters |
| Customer Reviews | 4.7 out of 5 stars 590 Reviews |
| Drive System | Slotted |
| Exterior Finish | Carbon Steel,Steel |
| Fastener Size | M4 |
| Fastener Type | Machine Screw |
| Head Style | Round |
| Head Type | Round |
| Item Diameter | 4 Millimetres |
| Item Dimensions | 27 x 13 x 13 Millimeters |
| Item Height | 0.51 Inches |
| Item Weight | 86 g |
| Item dimensions L x W x H | 27 x 13 x 13 Millimeters |
| Manufacturer | Hotop |
| Material | Carbon Steel |
| Material Type | Carbon Steel |
| Metal Type | Carbon Steel |
| Number of Pieces | 1 |
| Point Style | Round Point |
| Screw Head Style | Round |
| Screw Point Style | Round Point |
| Set Screw Thread Type | M |
| Size Name | M4 x 15 mm |
| Thread Class | Standard |
| Thread Coverage | Fully Threaded |
| Thread Size | M4 |
| Thread Style | M4 right hand coarse fully threaded |
| Thread Type | Metric |
| Unit Count | 20.0 Count |
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