The types of screw heads Diaries
The most common type of screw head could be the Phillips head, which has a cross-shaped indentation that needs a Phillips screwdriver. A slotted or flat drive screw head demands a flat blade or slotted screwdriver or little bit to tighten or loosen. These are made using a slotted flat line with the head to permit a flat blade to tighten/loosen thi