20pcs M3 to M6 PC Transparent Screws Nylon Screws Plastic Screws Nuts

20pcs M3 to M6 PC Transparent Screws Nylon Screws Plastic Screws Nuts
Specifications: Type : Round Phillips Head Screws
Material : Acrylic
Diameter of thread: 3mm/4mm/5mm/6mm (M3/M4/M5/M6)
Color : transparent, clear
Application: PC board and other instruments with fixed.
Size:

Features: Easy to unload, convenient to repair
To fix and support PCB and main board; 
Improve PCB stability and with strong electric insulation.
Reasonable utilization to reduce machine space;avoid short-circuit,

Note: This itme will come 20pcs screw nuts which size you choose, doesn't inclued the screw bolt .
Packing inclued: 20×screw nuts