400/800pcs Phillips Self-Tapping Screws M1–M6 Carbon Steel Black
400/800pcs Phillips Self-Tapping Screws – M1 to M6 Carbon Steel Black Mini Screws
Whether you're working on a DIY project, electronic assembly, woodworking, or general repairs, these Phillips (cross flat head) self-tapping screws are an essential fastener to have on hand. Available in a generous set of 400 or 800 pieces, they cover a wide range of metric sizes from M1 through M6 (including M2, M2.3, M2.6, M3, M3.5, M4, M5, and M6), making them incredibly versatile for workshops, toolboxes, and craft tables alike.
Made in Mainland China.
Key Features
- Wide Size Range: Covers M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, and M6 — all in one set.
- Phillips / Cross Drive Head: Compatible with standard Phillips screwdrivers for quick and easy installation.
- Flat / Pan Head Style: Sits flush or near-flush for a clean, professional finish.
- Carbon Steel Construction: Durable, high-strength carbon steel (Iron) for reliable fastening in everyday applications.
- Black Finish: Dark oxidised coating provides an added layer of surface protection and a sleek look.
- Self-Tapping Design: Threads their own path as you drive them, no pre-tapping required — saves time and effort.
- ISO Standard: Manufactured to ISO 7049-2011 for consistent quality and sizing.
- Bulk Pack Value: Choose from a 400-piece or 800-piece set — perfect for stocking up.
Specifications
| Material | Carbon Steel (Iron) |
| Finish | Black |
| Drive Style | Phillips / Cross Head |
| Head Style | Flat / Cross Flat |
| Screw Type | Self-Tapping |
| Sizes Available | M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, M6 |
| Pack Quantity | 400 pcs / 800 pcs |
| Standard | ISO 7049-2011 |
| Origin | Mainland China |
What Can You Use These Screws For?
These mini self-tapping screws are ideal for a huge variety of applications including:
- Electronics enclosures and PCB assemblies
- Woodworking and furniture assembly
- Plastic housing and casing repairs
- Model making and hobby crafts
- General home repairs and DIY projects
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Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What sizes are included in the self-tapping screw set?
A: The set includes screws in metric sizes M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, and M6. The 400-piece and 800-piece options both cover this range, with the larger pack offering more of each size.
Q: Do these Phillips self-tapping screws require pre-drilling?
A: No, they don't! As self-tapping screws, they are designed to create their own thread as you drive them into the material. This makes them quick to use in softer materials such as wood and thin plastic. For harder materials, a small pilot hole may help.
Q: What materials are these screws suitable for?
A: These carbon steel self-tapping screws work well with wood, softwood panels, plastic housings, light sheet metal, and similar materials. They are especially popular for electronics projects, model making, and household DIY tasks.
Q: Are these screws compliant with any industry standards?
A: Yes, these screws are manufactured to ISO 7049-2011 standards, ensuring consistent dimensions and reliable performance across all sizes in the set.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.