XunLiu 50PCS 12#-3" 410 Stainless Steel Self-Drilling Screws 12#-3"
XunLiu 50PCS 12#-3" 410 Stainless Steel Self-Drilling Screws
XunLiu 410 Stainless Steel Self-Drilling Screws — Built for Professionals, Trusted by DIYers When quality and efficiency matter, XunLiu self-drilling screws deliver. Engineered from hardened 410 stainless steel with a precision self-drill point, these screws cut through metal, wood, and masonry without the need for pre-drilling—saving you time and effort on every job. Why XunLiu? Unlike standard carbon steel fasteners, our 410 stainless steel screws maintain exceptional hardness while offering outstanding corrosion resistance, making them perfect for outdoor roofing, HVAC ductwork, signage installation, and more. The flanged washer head acts as a built-in washer to distribute load and seal the surface—no extra hardware needed. Compatible Materials: Aluminum Alloy · Carbon Steel Sheet · Wood · Cement/Masonry
Product Features
- PREMIUM 410 STAINLESS STEEL: Manufactured from high-grade 410 stainless steel for superior hardness and corrosion resistance. Ideal for both indoor and outdoor environmentswon't rust, corrode, or weaken over time, ensuring a long-lasting, reliable hold.
- SELF-DRILLING, NO PRE-DRILLING NEEDED: Sharp self-drill point penetrates aluminum alloy, carbon steel sheet metal, and thin materials directly, saving time and eliminating the need for pilot holesperfect for fast, professional installations.
- FLANGED HEX WASHER HEAD: The integrated flange washer distributes load evenly across the surface to prevent material damage. Hex head design provides a secure grip with a hex socket wrench for precise, slip-free torque application.
- VERSATILE APPLICATIONS: Suitable for fastening and mounting a wide range of materials including aluminum profiles, carbon steel sheets, wooden boards, and cement/masonry surfaces. Great for construction, HVAC, roofing, cladding, and DIY projects.
- PACK OF 50 MULTIPLE SIZES AVAILABLE: Each pack contains 50 pieces (1 pcs). Available in 40+ size variations (from #8 to #14, lengths up to 5") to meet all your project requirementsorder the right size with confidence.