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39.65$
19.43$
Quantity:
1
Availability:
Color
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Stainless Steel Hex Bolt, Nut, and Washer Set – M3/M4/M5/M6 Sizes, Suitable for Industrial and DIY
✅ Product Overview
These premium sets are made of stainless steel, offering superior corrosion resistance, rust prevention, and durability for both indoor and outdoor applications. Each set includes a complete set of hex bolts, matching nuts, flat washers, and spring washers. All components are packaged in a labeled storage box for easy organization and retrieval, making them an essential choice for professionals, hobbyists, and workshop owners.

✅ Key Features of All Sets
Stainless Steel Material: Oxidation-resistant, corrosion-resistant, and abrasion-resistant, ensuring long-lasting durability in wet, outdoor, or industrial environments.
One-Piece Fastening Solution: Each set includes bolts, nuts, flat washers, and spring washers for robust, shock-resistant components. Start your project immediately with an Allen wrench.
Storage Box Design: Transparent, divided boxes with clear size labels prevent parts from getting lost and simplify parts selection.
Precision-machined threads: Uniform threads ensure smooth installation and a secure, reliable hold that won't loosen over time.
Multiple sizes available: Choose from M3, M4, M5, or M6 kits to suit your project needs.
🛠️ Wide range of applications
Industrial machinery: Secure motors, conveyors, and production equipment.
Furniture assembly: Secure table frames, cabinet hinges, and drawer slides.
Electronics and robotics: Secure circuit boards, sensor brackets, and robot components.
Automotive and marine: Provide reliable fastening for engine parts, marine fittings, and trailer accessories.
DIY and hobby projects: Ideal for 3D printer assembly, model making, and bicycle repair.
💡 Usage tips
Select the appropriate bolt length based on material thickness and load requirements.
Use the corresponding Allen wrench for installation to avoid damaging the socket drive head.
In high-motion applications, flat washers and spring washers can be used simultaneously for enhanced shock resistance.
Store unused components in labeled storage boxes to keep things neat and organized and prevent corrosion.
Safety Tips
Not suitable for children under 6 years old. Contains small parts! Avoid choking.











Customer Reviews
525 ratings
satisfied (25)
as described (25)
fast delivery (21)
damaged packaging (15)
useful selection (11)
good quality (10)
Customer photos (30)
Buyer from United States
October 7, 2026
Variant: Color:M4-535pcs
they're really small, I'll have to get bigger ones but sometimes I use small ones!
Buyer from United States
September 27, 2026
Variant: Color:M3-600pcs
very good product
Buyer from United States
September 22, 2026
Variant: Color:M3-600pcs
Very good quality and complete kit.
j***k
September 2, 2026
Variant: Color:M4-535pcs
Great deal on these!
j***k
September 2, 2026
Variant: Color:M6-380pcs
Great deal on these!
Buyer from United States
August 26, 2026
Variant: Color:M5-480pcs
very nice polished stainless hardware. a great value
600pcs Stainless Steel Hex Socket Head Nuts and Bolts Set - M3, M4, M5, M6 Cup Head Hex Socket Heads - Includes Flat Washers
39.65$
19.43$
Quantity:
1
Availability:
Color







