Place of Origin
Tianjin, China
Head Style
Pan, Truss, Flat, Oval, Binding
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
Finish
GRAY/BLACK PHOSPHATED/ZINC/NICKEL PLATED
Hardness of core
300-460 HV
Hardness of surface
450-700 HV
keywords
fixing screws in gypsum board