✔SIZE: M3 Metric Machine Screws Button Hex Head Cap Screws.
✔M3 Button Hex Head Cap Screws Screws: M3x5mm*50,M3x6mm*50,M3x8mm*50,M3x10mm*35,M3x12mm*30,M3x14mm*30,M3x16mm*25,M3x18mm*20.M3x20mm*20,M3x25mm*20,M3x30mm*10,m3 flat washers*180,M3 nuts*180
✔High Material: 10.9 grade alloy steel which features higher hardness & great tensile strength, and coated with anti-rust oil to last longer in the exposed environment.
✔PACKAGE QUANTITY: 700PCS. All of screws nuts will be packed in a sturdy convenient case, can be use for a storage box, is organized to you.
✔WIDE RANGE OF APPLICATIONS:This kit can be widely used in all kinds of precision machinery industry, classified instruments, instruments, electronic products, household appliances, communication products, locks, lamps, lights, toys, etc.