Features two large stainless steel wings,fixing components,industrial and construction fasteners.
You can tighten these a little better than the regular oval head screws with the extra wide wings.
Used in the area f electronic products,chemical industry,mechanical equipment,furniture,etc.
Stainless steel finish offers rust protection.
Size:thread diameter:4mm,thread total length:16mm,standard:DIN316.
Material:304 stainless steel.
10 * wing screw bolt