Black Galvanizing Technology: M2-M5 screw assortment are made of durable 12.9 grade alloy steel . They do not contain organic oil. They have clear threads, uniform stress and high strength.They can be used for a long time.
Black Zinc Plated: The M2-M5 bolts with a black zinc plating finish are clean and oil-free, offering superior rust resistance compared to oiled screws.
Easy Storage: All countersunk flat head machine screws come neatly organized in a transparent, sturdy compartment box. Screws and nuts are stored separately, enhancing portability and accessibility.
Wide Applications: Ideal for diverse industries including precision machinery, instrumentation, electronics, printed circuit boards, household appliances, communication devices, locks, lighting, and toys.
Important Safety Notice: This product contains small components. Keep out of reach of children to prevent accidental ingestion. For assistance, please feel free to contact us. We are committed to providing professional support.