screws sizes: M3x3,4,6,8,10,12,15,20,25 M4x4,6,8,10,12,14, 16 18 20 M5x6,8,10,12,20,25 M6x8,10,12,15,20,25 Transparent Pc cross-head plastic screws sizes: M3x3,4,6,8,10,12,15,20,25M4x4,6,8,10,12,14, 16 18 20M5x6,8,10,12,20,25M6x8,10,12,15,20,25Transparent Pc hexagonal plastic nuts sizes: M3x2.5mmM4x3mmM5x4mmM6x5mmM10x5mm