Product Description: 

Product name:  Round Head Socket Screw

Surface treatment: Titanium plating

Material: Alloy steel

Standard: ISO 7380

Product size: diameter x length / d x L 

Size:M2 M2.5 M3 M4 M5

Notice:  

M3x20mm Means Diameter=3mm, Length=20mm, Means Full Thread

M3x25mm (Tooth Length 12mm) Means Diameter=3mm, Length=25mm Tooth Length-12mm Means Dental Floss Length=12mm