SUNKIN #12 x 1-1/8" Stainless Steel 304 Bi-Metal Self-Drilling Screws – Hex Head, Zinc Plated, Corrosion-Resistant for 20+ Years Outdoors, for Metal, Mild Steel, Solar Panel (100 Pcs)
$52.50
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$52.50
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by www.draftcargoways.com
Free 30-day returns Details
Product details
| Management number | 208198184 | Release Date | 2026/03/22 | List Price | $21.00 | Model Number | 208198184 | ||
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| Category | |||||||||
- 🔩 Corrosion-Resistant Stainless Steel 304 – Made from high-grade 18-8 stainless steel, these self-drilling screws offer exceptional rust and corrosion resistance, making them perfect for outdoor applications like solar panel installation, roofing repair, and metal-to-metal fastening.
- 🔩 Hardened Alloy Steel Tip – High Drilling Capacity – Featuring a precision-hardened steel tip, these self-drilling screws penetrate up to .196 inch (5mm) of mild steel or aluminum, ensuring strong, durable fastening without pre-drilling.
- 🔩 Bi-Metal Construction for Maximum Strength – Combining a stainless steel body with a hardened steel drilling tip, these screws offer superior durability, reduced breakage, and heat dissipation, increasing efficiency and lifespan in high-performance applications.
- 🔩 5/16" A/F Hex Washer Head – No Cam-Out & Maximum Torque – The hex head design ensures optimal torque transfer while preventing cam-out and stripping, making installation smooth, secure, and hassle-free. This design also provides a larger surface-bearing area for enhanced clamping force.
- 🔩 Versatile & Time-Saving Installation – No need for pre-drilling! These self-drilling metal screws are perfect for DIY projects, construction, and industrial applications, providing quick, easy, and secure fastening for steel structures, roofing, and more.
| Manufacturer | SUNKIN |
|---|---|
| Item model number | D3-9901-A0-B1A |
| Product Dimensions | 2.6 x 3 x 3 inches; 1 Pounds |
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