400/800pcs Black Phillips Self-Tapping Screws M1–M6 Carbon Steel Kit
400/800pcs Black Phillips Self-Tapping Screws M1–M6 Carbon Steel Kit
400/800pcs Black Phillips Self-Tapping Screws — M1 to M6 Assortment Kit
Stock your toolbox with this comprehensive assortment of black carbon steel Phillips (cross flat head) self-tapping screws. Available in a 400-piece or 800-piece kit, this set spans a wide size range — M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, and M6 — so you always have the right fastener on hand for woodworking, electronics assembly, DIY repairs, model-making, and more.
Made in Mainland China.
Why You'll Love This Screw Kit
- Wide Size Range: M1 through M6 covers nearly every small-to-medium fastening task in one convenient kit.
- Carbon Steel Construction: Durable iron/carbon steel body delivers reliable holding strength for wood, plastic, and light metal applications.
- Black Oxide Finish: The sleek black coating provides a professional look and added corrosion resistance.
- Phillips / Cross Drive: Compatible with standard Phillips-head screwdrivers and bits — no specialty tools required.
- Self-Tapping Design: Threads cut directly into the material as you drive them in, saving time and eliminating the need to pre-tap holes in most applications.
- ISO 7049-2011 Standard: Manufactured to internationally recognized quality standards for consistent fit and performance.
- 400 or 800 Pieces: Choose the quantity that suits your project size — perfect for light hobby use or larger DIY and professional workloads.
Specifications
| Material | Carbon Steel (Iron) |
| Head Style | Flat / Cross (Phillips) |
| Drive Style | Phillips (Cross) |
| Screw Type | Self-Tapping / Wood Screw |
| Finish | Black Oxide |
| Sizes Included | M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, M6 |
| Quantity | 400 pcs or 800 pcs |
| Standard | ISO 7049-2011 |
| Model Number | 400J |
| Country of Origin | Mainland China |
Common Applications
- Woodworking and furniture assembly
- Electronics and PCB enclosure assembly
- DIY home repairs and renovations
- Scale models, RC vehicles, and hobby projects
- Plastic panel and casing fastening
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Frequently Asked Questions
Q: What sizes are included in the Phillips self-tapping screw kit?
A: The kit includes screws in M1, M2, M2.3, M2.6, M3, M3.5, M4, M5, and M6 sizes, giving you a broad range of mini to standard screw dimensions for a wide variety of projects.
Q: Are these screws suitable for use in wood and plastic?
A: Yes. These are self-tapping wood screws designed to cut their own threads into wood and softer plastics as you drive them in, making them ideal for woodworking, cabinetry, model-making, and light electronics assembly.
Q: What is the difference between the 400-piece and 800-piece options?
A: The 400-piece kit is great for hobby use or smaller DIY projects, while the 800-piece kit provides double the quantity — ideal for professional workshops, larger builds, or keeping a fully stocked supply on hand.
Q: What type of screwdriver do I need to drive these screws?
A: These screws use a standard Phillips (cross) drive, so any Phillips-head screwdriver or Phillips-bit power driver will work. No specialty tools are required.
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.