#8 M4.2 Truss Head Self-Drilling Screws | 410 Stainless 50-Pk
#8 M4.2 Truss Head Self-Drilling Screws | 410 Stainless 50-Pk
M4.2 Truss Head Self-Drilling Screws — 410 Stainless Steel, 50-Pack
Get the job done faster with these #8 M4.2 truss head self-drilling screws, engineered from premium SUS410 stainless steel for outstanding corrosion resistance and long-lasting durability. The sharp self-drilling tip bites straight into metal without pre-drilling — saving you time, effort, and extra tooling on every install.
Why Choose These Screws?
- 410 Stainless Steel Construction: Offers superior corrosion resistance for dependable performance in both indoor and outdoor environments.
- Truss Head Design: The wide, low-profile head distributes load evenly, providing maximum holding power and a clean, flush finish — ideal for thin sheet metal and lightweight panels.
- Self-Drilling Tip: The precision-ground point penetrates metal and wood surfaces on contact — no pilot hole needed. Faster installation, less prep work.
- Full Thread Coverage: Ensures tight, secure fastening from tip to head for maximum grip strength.
- Phillips Drive: Compatible with any standard Phillips-head screwdriver or power drill bit.
- 50-Piece Pack: Generous quantity suitable for professional and DIY projects alike.
Available Sizes
- #8 × 1/2" (4.2 × 13 mm) — 50-piece pack
- #8 × 5/8" (4.2 × 16 mm) — 50-piece pack
- #8 × 3/4" (4.2 × 19 mm) — 50-piece pack
- #8 × 1" (4.2 × 25 mm) — 50-piece pack
- #8 × 1-1/4" (4.2 × 32 mm) — 50-piece pack
Ideal Applications
These versatile screws are suited for a wide range of metalworking and construction tasks, including:
- HVAC ductwork assembly
- Metal roofing and cladding
- Steel stud framing
- Sheet metal fabrication
- General industrial and DIY metalworking projects
Specifications
| Material | 410 Stainless Steel (SUS410) |
| Head Style | Truss (Wide Low-Profile) |
| Drive Style | Phillips |
| Screw Type | Self-Drilling (No Pre-Drill Required) |
| Thread Coverage | Full Thread |
| Pack Quantity | 50 pieces per pack |
| Country of Origin | Made in China |
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Frequently Asked Questions
Q: Do these M4.2 self-drilling screws require a pilot hole before installation?
A: No — these #8 M4.2 truss head screws feature a self-drilling tip that penetrates sheet metal and steel surfaces directly, eliminating the need for a pilot hole. This makes installation faster and more efficient on jobsites and DIY projects alike.
Q: What materials can these 410 stainless steel self-drilling screws be used on?
A: These screws are designed primarily for sheet metal, steel stud framing, metal roofing, and HVAC ductwork. They can also be used on light wood surfaces. The 410 stainless steel construction makes them suitable for both indoor and outdoor applications where corrosion resistance is important.
Q: What drive tool do I need for these truss head screws?
A: These screws feature a standard Phillips drive, compatible with any #2 Phillips-head screwdriver or drill bit. A power drill or impact driver will speed up installation significantly, especially on metal surfaces.
Q: How many screws come in each pack?
A: Each pack contains 50 screws. Multiple size options are available (from 1/2" to 1-1/4" in length), so you can select the length that best suits your specific application.