1715Pcs M2 M3 M4 M5 Screw Kit - 3D Printer Mini Screw, Allen Head/Flat Head/Countersunk Bolt/Screws, Metric Bolts Assortment, Black Nuts and Bolts for Mechanical Hardware

Additional Details from the Manufacturer

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• Package Contents: This set includes a total of 1715 pieces, with a diverse range of sizes to cater to various daily needs: Screws: M2×8mm, M2×12mm, M2×16mm, M2×20mm; M3×8mm, M3×12mm, M3×16mm, M3×20mm; M4×8mm, M4×12mm, M4×16mm, M4×20mm; M5×10mm, M5×12mm, M5×16mm, M5×20mm.Matching nuts and washers for each of the above sizes.
• Premium Material & Craftsmanship: This M2-M5 screw set is crafted from high-quality carbon steel, boasting meticulous manufacturing. The screws exhibit exceptional strength and hardness, resisting breakage and deformation even under stress. Additionally, they feature excellent corrosion resistance, ensuring they stay rust-free over time. Durable and stable, this set is built to maintain reliable performance through long-term use.
• Precision Flush-Mount Assembly System: Integrates countersunk screws with deep-thread engineering for deformation-resistant fixation in confined spaces, paired with full-thread nuts & anti-abrasion washers to maintain force equilibrium during micro-space installations (M2 M3 M4 M5 spec). Ensures flush/below-surface integrity while enabling calibrated torque control.
• Versatile Applications: This screw set offers extensive utility across diverse scenarios, including: Fixing components of household appliances, furniture, automobiles, and motorcycles; Assembling communication equipment, electromechanical devices, and marine gear; Securing parts in transportation equipment, construction machinery, and more.
• Black Nuts and Bolts for Organized Efficiency: Each silver nut and bolt is meticulously sorted by size/type, enabling quick identification and reducing downtime—essential for workshops, makerspaces, or professional 3D printing setups.