Attributes
Nickel Plated, Galvanized, Black, Zinc, Plain, Otherfinish
Steelmaterial
Metric, Inch, Impérialmeasurement system
Panhead style
Standard ThreadThread Type
Class 4.8 & 6.8Grade
place of origin:Guangdong, China
model number:#6/3.5 #7/3.9 #8/4.2 #10/4.8
gauge:#6/3.5 #7/3.9 #8/4.2 #10/4.8
finishing:Gray/Black Phosphating/Zinc/Nickel Plating
thread:Coarse/Fine
standard:DIN,ANSI,BS, DIN, ANSI, BS
Core hardness:300-460 HV
surface hardness:450-700 high voltage
Head type:Phillips Driver
keyword:3.5x25mm black drywall screw, Tianjin Yufeng screw
