646 Pcs M3 Screws Set, Countersunk Bolts and Nuts, Stainless Steel Flat Head Screws Bolts Washers for Repair and DIY, Machine Screws Bolts with Wrench

• STURDY 304 STAINLESS STEEL BUILD: Crafted from high-grade 304 stainless steel, these M3 fasteners offer exceptional corrosion resistance and toughness. Perfect for damp environments or projects requiring long-term structural integrity, ensuring your repairs stay secure without the worry of metal fatigue or oxidation.
• MASSIVE 646-PIECE PRECISION SET: IEAWISL flat head screws kit provides 8 essential lengths (6mm to 30mm),215pcs total, plus 215 matching nuts and 215 flat washers. With a generous quantity of small sizes, you’ll always have enough spares for delicate electronic fixes or intricate components.
• REINFORCED STORAGE & CLEAR SCALES: We’ve upgraded the organizer box with divider walls and latches to prevent small M3 parts from mixing during shipping. Every box features double-sided clear size labels, so you can locate the exact bolt instantly, even in a cluttered workspace.
• READY-TO-USE TOOL INCLUDED: Each set comes with a high-torque Allen wrench tailored for M3 hex sockets. The deep drive hole design reduces the risk of stripping or slipping during installation, allowing for smooth, professional-level fastening for both hobbyists and technical professionals.
• PRECISION FLUSH-MOUNT INTEGRATION: The meticulously crafted flat head design allows for a perfectly level finish, integrating seamlessly into the material surface for a sleek, snag-free profile. This streamlined fit is ideal for high-precision builds like drones, laptops, and mechanical prototypes, ensuring a professional appearance and a smooth, unobstructed exterior that maintains the structural harmony of your most detailed projects.

Master Your Precision Projects with the IEAWISL M3 Flat Head Fastener Collection Have you ever struggled with a loose screw on your laptop or a wobbly arm on your racing drone, only to find you don't have the exact metric size needed? The IEAWISL 646-piece M3 assortment is engineered to be the ultimate solution for makers, technicians, and DIY enthusiasts who demand precision and reliability. Why Flat Head Matters When working on sleek surfaces or mechanical assemblies with tight tolerances, a standard cap head simply won't do. Our countersunk flat head bolts are designed to hide within the material, providing a snag-free, professional finish. Whether you're building a custom PC case or repairing high-end RC models, these fasteners ensure your work looks as good as it functions. Exceptional 304 Steel Performance Forged from premium 304 stainless steel, these fasteners are "Corrosion Resistant" and built to withstand the test of time. They offer the perfect balance of strength and durability, making them suitable for everything from home office repairs to complex engineering prototypes. What’s Inside the Kit? M3 Screws: 6mm(55pcs), 8mm(55pcs), 10mm(20pcs), 12mm(20pcs), 16mm(20pcs), 20mm(20pcs), 25mm(15pcs), 30mm(10pcs) Hardware: 215pcs x M3 Nuts, 215pcs x M3 Flat Washers Bonus: 1pc x Allen Wrench & 1pc x Organizer Box. Choose IEAWISL for a seamless, organized, and professional fastening experience.