High-Strength 410 Stainless Self Tapping Screws | M4.2 Hex Washer Head | Quick Tapping for Metal Lath

Built for demanding applications, these #8 M4.2 Self Tapping Screws are crafted from 410 Stainless Steel. The hex washer head design and high-strength construction provide exceptional drive torque and...
Good to know
Questions about this product
- What are these self-tapping screws best for?
- These M4.2 self-tapping screws are ideal for quickly and securely fastening metal lath to metal, or other sheet metal applications. They're designed for high-strength connections in machinery, automotive, and electrical panel assemblies, and for securing metal roofing trim or flashing.
- What tools do I need to install these M4.2 hex washer head screws?
- These screws feature a hex washer head, which means you will need standard sockets or wrenches to drive them effectively. The hex head design is specifically chosen to allow for high-torque driving without cam-out, ensuring a secure and tight fastening.
- What size holes can these screws tap into?
- These M4.2 (#8) self-tapping screws can cut their own threads into pre-drilled or punched holes. They are capable of drilling into steel up to 10 gauge (3.4 mm / 0.134 inches) thick. The integrated washer head distributes clamping force effectively.
Fasteners spec sheet (PDF)
Get a one-page sheet with full description, specifications, technical details, FAQs, price & SKU - handy to save, print, or share.
Not sure which one?
Compare fasteners

High-Strength 410 Stainless Self Tapping Screws | M4.2 Hex Washer Head | Quick Tapping for Metal Lath

316 Stainless Steel Self Tapping Screws | M6-M12 Hex Head | Corrosion-Resistant Woodworking Fasteners

Self-Tapping Wood Screws | 304 Stainless Steel | Phillips Flat Head (M2-M6.3)

M5 M6 Hex Self-Tapping Screws | Black Zinc & 304 Stainless Steel | Heavy-Duty Wood & Metal Fasteners

Self Tapping Screws Set | M3-M5 Pan Head Phillips | Black Carbon Steel for Wood

Self Tapping Screws Assortment Kit | 480 Black Wood Screws | 6-20mm Sizes

Tapping Screws | #8 M4.2 Truss Head | 410 Stainless Steel 100pc

150pcs #8 Self-Tapping TEK Screw Kit | 410 Stainless Steel | 3 Lengths + FREE Bit for DIY

Self-Cutting Concrete Screws Set | 10Pcs Hexagonal Anchor Bolts | M6 M8 Cement Expansion Nails
Compare options
More Fasteners
Explore the range
Popular in Tools & Hardware
Complete the set



































