【Good- quality material】Machine screws are made of high quality 10.9 &12.9 Carbon Steel, it has good corrosion resistance, heat resistance, low temperature strength and mechanical properties,Suitable for long-term use；
【Specifications and models】2285Pcs m2 m3 m4 m5 (6mm-20mm) hex socket head cap metric screw assortment;Accord with standardized metric system and the average error is less than 0.01mm；
【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；
【Product packaging】Storage box packaging. Metric screw assortment kits are sorted by size and stored in compartments of the box. There are explanatory drawings. Easy to identify and store.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚚 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🔧 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🛡️ How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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