M4.2 Self-Tapping Screws 410 Stainless Steel Hex Head – 50-100pk
M4.2 Self-Tapping Screws 410 Stainless Steel Hex Head – 50-100pk
M4.2 Self-Tapping Sheet Metal Screws — 410 Stainless Steel
Get the job done faster with these high-strength M4.2 self-tapping screws. Engineered from premium 410 stainless steel, these hex washer head drilling screws let you drill, tap, and lock in a single pass — no pre-drilling required. Perfect for attaching lath to metal, joining wood to steel plate, and a wide range of DIY and professional fastening applications.
Made in Mainland China.
Key Features
- High-Hardness 410 Stainless Steel — Exceptional strength with superior corrosion resistance that won't fade or rust over time
- Full Thread Coverage — Deep, uniform pitch threads grip securely across the entire shaft for maximum holding power
- 3-in-1 Action — Drilling, tapping, and locking completed in a single operation, saving you time, effort, and labour
- Hex Washer Head with Cross Slot Drive — Standard cross (Phillips/Pozidriv) slot for a firm, no-slip bite every time
- Versatile Material Compatibility — Effectively connects wood, iron, sheet metal, and steel plate
- Sharp Mechanical Blade — Precision-manufactured cutting tip is sharp, strong, and easy to drive
Specifications
| Material | 410 Stainless Steel |
| Size (Diameter) | M4.2 (#8) |
| Available Lengths | 13 mm, 16 mm, 19 mm, 25 mm, 32 mm |
| Head Style | Hex Washer / Round Flat Head |
| Drive Type | Cross Slot (Phillips / Pozidriv) |
| Thread Type | Full Thread, Self-Tapping / Drilling |
| Quantity | 50 or 100 pcs per pack |
| Certification | CE |
| Country of Origin | Mainland China |
What Can You Fasten?
These self-tapping screws are ideal for a variety of fastening tasks, including:
- Lath-to-metal and wood-to-metal connections
- Sheet metal assembly and HVAC ductwork
- Steel framing, brackets, and channels
- General construction and woodworking projects
- DIY home improvement and repair work
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Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: Do these M4.2 self-tapping screws require pre-drilling before installation?
A: No. These M4.2 self-tapping drilling screws are designed to drill, tap, and lock in a single step. The sharp precision-machined tip bites directly into sheet metal, steel plate, and wood without the need for a pilot hole, saving you significant time on the job.
Q: What materials are these stainless steel screws compatible with?
A: These 410 stainless steel self-tapping screws are compatible with a wide range of materials including wood, iron, sheet metal, and steel plate. They are commonly used for lath-to-metal connections, steel framing, HVAC ductwork, and general construction or DIY projects.
Q: Will the 410 stainless steel resist rust and corrosion over time?
A: Yes. 410 stainless steel offers strong corrosion resistance and high hardness, making these screws well-suited for demanding environments. The finish maintains its appearance and structural integrity even with prolonged exposure to moisture and varied conditions.
Q: What sizes and quantities are available?
A: These M4.2 (#8) screws are available in lengths of 13 mm, 16 mm, 19 mm, 25 mm, and 32 mm. Each pack comes with either 50 or 100 screws, giving you flexibility for both small repairs and larger projects.
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.