螺丝头类型
平板型, Csk / Semi-Oval
Product name
Window Screws
Material
C1022 carbon steel
Finish
Zinc / Yellow Zinc / Ceramic 500hrs. /1000hrs. SST
Application
window frames and panels
Thread
BSD center point #2 drill point
Advantage
With nibs to reduce spin out
Quality control
Inspection+QC Report