#8 x 100mm (4'')..Flat head Steel screw zinc screw thread Kwixin Aster. In pks of 50
This is the most common screw style, it is used for general work and has the widest range of sizes. It is the bread and butter line of screws and allows the screw to be sunk into the timber or fitting for a flat surface.
#2 is the driver bit size for #8 and #10 gauge screws.