Specifications

blacked round head self drilling screw
1.Non-standard according to drawing
2.More than 20 years experience in fastener filed

Specification:

 

 

Surface finish :

Electroplate	zinc plated(while,colour,dacroment),Nickel plated,copper plated,gold plated,chrome (3+Rohs& 6+) plated, anodic oxidation ,etc
Dip plating	black oxide coating , hot dip galvanizing ,etc
Flame plating	Light oil, spray coating ,electrophoretic coating ,etc
Polishing	Grinding and polishing ,etc,except mirror finish

 

production:

Packing :