銘柄
OEM hex head self drilling screw
Surface treatment
electro glavanized
Processing
heat treatment, zinc plated,salt spray test
Systerm of measurement
inch, metric
Keyword
Din7504 Self Drilling Roofing Screw
Size
4.2*19mm --6.3*152mm
Material
carbon steel C1022a
Head type
hexagen flange head
Thread type
coarse/fine thread