The computer screw set is convenient and practical, with excellent texture, and can serve you for a long time without being easily . The craftsmanship can serve you well without breaking easily. This is a very practical computer screw set. Features -Color:Assorted Color -Material: steel -Size: 3.00X2.00X1.00cm/1.18X0.79X0.39in - If you're a typical home computer user, it will probably be the only set of screws you will need. - Perfect for PC case, power supply, motherboard, hard drives, fan and floppy drives fixed installation. - Packed in a small box, you can carry them and store them easily. - workmanship, reasonable structure, professional and practical, can bring you convenience. - It is manufactured with professional technology to ensure the of the product and can work for a long time. Package list: 144 x Paper washers 90 x black cross countersunk bolts 90 x Nickel-plated cross countersunk bolts 72 x Nickel plated flange screws 72 x Hexagon copper pillars 129 x Cross/round screws bolts 129 x Nickel-plated cross screws bolts 138 x Nickel-plated cross screws bolts 18 x Nickel plated thumb screws 18 x Black thumb screws 90 x Nylon cable ties 3 x Magnetic cross mini screwdriver 3 x Computer cleaning brush 3 x Plastic box with detachable partitions 3 x Cotton pad 3 x Adhesive sticker