If you are looking for a professional and countersunk screw replacement set, then your research is over here. That's because our product can meet your need. Adopted of , it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features -Color: Black -Material: steel -Size: 1.00X1.00X1.00cm/0.39X0.39X0.39in - Provides excellent resistance against rust and , not easy to crack. - Comes with paper washer, countersunk bolts, copper pillars, flange screw and thumb screws for your different needs. - This computer screw bracket kit is very suitable for DIY PC assembly enthusiasts or professional PC repairers. - Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one. - It is in stable characteristics, high performance and it is in great reliability, simple, easy to install. Package list: 30 x M3x8x1 paper washers x cross countersunk bolts x nickel-plated cross countersunk bolts x .5x6 flange screws x M3x6 hexagonal copper pillars 30 x .5x5 Cross screw bolts 30 x M3x4 cross screw bolts 30 x M3x5 cross screw bolts 6 x .5x5 plated thumb screws 6 x .5x5 black thumb screws