1749PCS Metric Screw and Bolt Kit with Washers and Nuts (M2, M3, M4, M5) - 10.9 Carbon and Alloy Steel with Hex Wrenches

About this item

• Crafted from top-notch 10.9 Carbon Steel, it offers excellent corrosion resistance, heat resistance, low temperature strength, and mechanical properties, Ideal for extended use.
• 【Specifications and models】1749Pcs M2 M3 M4 M5(8mm/12mm/16mm/20mm) Hex Socket Head Cap Bolts Nuts Screws;Accord with standardized metric system and the average error is less than 0.01mm；
• 【Product packaging】Storage box packaging. Screws are sorted by size and stored in compartments of the box. There are explanatory drawings. Easy to identify and store.
• 【Product name】Black metric machine screw assortment (with Nuts/Washer/Wrenches);Screws Type: Hex Button Head Screws；
• 【Wide Application】This screw is widely used and suitable for home, automotive, precision machinery,toys and electronic products,3D printers,electronic products and shop use,This kit has many sizes to meet all kinds of needs；