There are 25/50/100pcs high quality phillips flat countersunk head screw

Screw Description:

Material:304 stainless steel / carbon steel (black zinc-plated)

Size:  D(thread diameter) x L(total length)

Metric thread  diameter: M2(2mm) / M3 (3mm)

Metric thread  pitch:0.4mm(M2) / 0.5mm(M3)

Thread  length:

3mm,4mm,5mm,6mm,8mm,10mm,12mm,16mm,20mm,25mm,30mm