VKKM 235pcs Black Self-Drilling Screws Assortment Kit, Carbon Steel Round Head Modified Truss Screw Set, 6 Metric Sizes M4.2x13mm to M4.2x32mm

<b>Build with Confidence, Fasten with Precision</b><br> Tired of hardware kits that are 90% tiny screws you'll never use? The 620pcs M4 M5 M6 Assortment is designed for real-world utility. By focusing on the "Golden Trio" of metric fasteners, we provide the strength and versatility needed for everything from repairing a bicycle to reassembling a heavy office desk. This kit isn't just a box of screws—it's your go-to solution for professional-grade results.<br> <br> <b>Rust-Free Performance for Indoor &amp; Outdoor Use</b><br> Our 304 stainless steel construction ensures that whether you’re working on a living room DIY project or an outdoor equipment fix, your hardware remains pristine and rust-free. The superior corrosion resistance of 304 steel makes these fasteners ideal for damp environments, coastal areas, and long-term outdoor exposure where standard zinc-plated screws would fail.<br> <br> <b>Stay Tight with Advanced Security</b><br> Vibration is the enemy of any stable assembly. The added security of the included spring lock washers means your connections are reinforced against loosening over time. Combined with precision-cut threads and high-quality hex socket heads, you can apply maximum torque with confidence, knowing your project is built to last for years to come.<br> <br> <b>Specifications &amp; Kit Contents (620 Pieces):</b><br> • <b>Material:</b> Premium 304 Stainless Steel (Rust-Resistant)<br> • <b>Metric Sizes Included:</b> M4, M5, and M6 (The most common utility sizes)<br> • <b>Head Style:</b> Hex Socket Head Cap (Allen Key Drive)<br> • <b>Components:</b> Hex Socket Screws, Hex Nuts, Flat Washers, and Spring Lock Washers<br> • <b>Storage:</b> Reusable, rugged transparent organizer with size-labeled dividers<br> <br> <b>Ideal Applications:</b> Bicycle &amp; Motorcycle Repair, Furniture Assembly, Office Desk Restoration, Household Fixtures, and Outdoor Garden Equipment.

• 【Efficient Self-Drilling Power】 No pre-drilling required! These screws feature a sharp drill point designed to pierce through sheet metal, plastic, or light gauge steel instantly, saving you time and effort on every job.
• 【Versatile 6-Size Assortment】 Never search for the right size again. This 235-piece kit provides a comprehensive selection of 6 metric sizes: M4.2x13 (60pcs), M4.2x16 (60pcs), M4.2x19 (45pcs), M4.2x25 (50pcs combined), and M4.2x32 (20pcs).
• 【Heavy-Duty Carbon Steel & Black Finish】 Crafted from high-strength carbon steel for maximum durability. The premium black finish not only offers sleek aesthetics but also provides essential rust and corrosion protection for indoor and outdoor use.
• 【Secure Cushion Head Design】 The integrated cushion (washer) head distributes pressure evenly, preventing the screw from pulling through the material and ensuring a secure, vibration-resistant ""dead-lock"" connection.
• 【Pro-Grade Portable Organizer】 All 235 pieces are neatly sorted in a rugged, transparent storage case. With clear labeling for each size, you can find the exact screw you need in seconds, making it a must-have for mechanics and DIY enthusiasts.