Ursprungsort
Zhejiang, China
Material
stainless steel,carbon steel,galvanized
treatment
Zinc Plated, Nickel plated
standard
DIN/GB/JIN/BSW/ANSI or client drawing
Certificate
ISO9001:2019 ,SGS,ROHS
Surface
clean/plain passivation
Color
silver,yellow,blue,black
Name
DIN 404 custom hole sealing screw on bolt screw