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: 

M3x3,4,6,8,10,12,15,20,25

M4x4,6,8,10,12,14, 16 18 20

M5x6,8,10,12,20,25

M6x8,10,12,15,20,25

Transparent Pc hexagonal plastic nuts sizes: 

M3x2.5mm

M4x3mm

M5x4mm

M6x5mm

M10x5mm