









🔩 Screw it right, screw it tight — the pro’s choice for lasting builds!
TOPYWMSP Multi Purpose Flat Head Wood Screws (4x30mm, 100pcs) feature a thicker zinc galvanization for superior rust resistance, proven by a 72-hour salt spray test. Made from heat-treated alloy steel, these self-tapping screws deliver high tensile strength and compatibility with both manual and electric drivers. Their versatile flat head design suits a wide range of materials including wood, plasterboard, concrete, and plastic, making them an essential, durable choice for professional and home engineering projects.








| Manufacturer | Zhengzhou HP Ltd |
| Part number | ZZWLSA08078 |
| Item Weight | 185 g |
| Item model number | M4*30 |
| Size | 4x30mm |
| Colour | Yellow |
| Material | alloy_steel,Carbon Steel, Zinc Passivated |
| Number of Pieces | 100 |
| Head Style | Cross Flat Head |
| Cutting Diameter | 4 Millimetres |
| Measurement System | Metric |
| Special Features | self drilling, self tapping |
| Specific uses | home and engineering use |
| Batteries included? | No |
| Batteries Required? | No |
| Item diameter | 4 Millimetres |
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