Box 500Pcs NUZAMAS M3 M4 M5 304 Stainless Steel Machine Screws and Nuts Kit, Button Head, Hex Socket Bolts Fasteners Assortment Set, Keys

• Set of M3 M4 M5 NUZAMAS Bolts and Nuts, total 500pcs ( 250pcs of Button Head Bolts, 250pcs of Nuts), in storage box
• 304 Steel, Strong anti-oxidation ability, corrosion resistance.
• Ideal for use as fixing component, industrial and construction fasteners where you need hex socket button head screws. Package also comes with matching Hexagon Keyes for each size for your convenience
• Organized storage box- difference sizes are stored separately
• Can be used in home and office appliance, machinery, furniture, repair, inventions and other projects

500 Piece M3, M4, M5, M6 Hex Socket Head Cap Bolts Machine Screw Nut Kit Set, 304 Stainless Steel Assortment Kit contains a variety of popular sizes of Hex Socket Head machine screws which can be used to fasten components together by means of through holes and securing with a nut at the other end or they are screwed into a tapped hole with the matching thread. Machine screws are fully threaded and have uniformly threads, meaning they maintain the exact same diameter throughout the entire length of the threaded section of the fastener, unlike self tapping or chipboard screws which have tapered threads. As the name suggests, these screws can be used to fasten components in machines, tools, appliances and electronic devices. They are one of the most popular fasteners we sell. Specifications: Material: 304 Steel Weight: 550g Packages Includes: M3 X 8 30pcs M3 X 12 30pcs M3 X 16 30pcs M3 X 20 30pcs M3 Nuts 120pcs M4 X 8 20pcs M4 X 12 20pcs M4 X 16 20pcs M4 X 20 20pcs M4 Nuts 80pcs M5 X 8 15pcs M5 X 12 15pcs M5 X 16 10pcs M5 X 20 10pcs M5 Nuts 50pcs Storage Box 1 Hexagon Keyes 3