KOXXIAMOQ 520 Pcs M3 M4 M5 M6 Nuts and Bolts Set, Hex Head Screws Bolts and Nuts and Washers, Stainless Steel Hex Socket Cap Head Machine Screws and Washers Assortment Kit (520)

Pros

• Excellent Material: The bolts and nuts set is made of high quality stainless steel material, which is corrosion-resistant, rust-proof, not easy to break and has excellent stability, yet can maintain high strength and excellent performance in harsh environments and is durable.
• Equipped with Hex Nuts and Two Types of Washers: Hex nuts can make your installation more precise, fasten better and bear more load; flat washers can increase the contact area, provide strong holding force and maximum clamping force; The spring washers provide tension and preload in a connection arrangement.
• Hexagon Socket Head Cap Screws Nuts and Bolts and Washers Set: The thread is clear and tight, smooth and burr-free, easy to insert and not easy to loosen. After installation, the entire bolt cap sinks into the workpiece, keeping the surface of the workpiece smooth and beautiful.
• Wide Range of Applications: Widely used in precision machinery, 3D printers, mechanical installations, electronic products, household appliances, communication products, lamps, toys, repairs and other fields. Ideal for professionals, maintenance personnel, carpenters, landlords, tradesmen, mechanics, etc.
• Package Included: A total of 520pcs, size includes: M6 x 10mm, M6 x 20mm, M6 x 40mm, M5 x 10mm, M5 x 20mm, M5 x 30mm, M4 x 10mm, M4 x 20mm, M4 x 30mm, M3 x 10mm, M3 x 20mm, M3 x 30mm, including corresponding nuts, washers and lock washers, in sufficient quantity and rich sizes to meet the needs of different occasions and areas.

Cons