It’s critical to match the correct screw head and generate type to the applying at hand for optimum effects. You probably know the slotted screw head much better than the flathead screw. Just one prolonged slit allows for the flat screwdriver to get inserted. Note: This post may contain affiliate https://types-of-roof-damage71379.blog4youth.com/29934163/5-essential-elements-for-kinds-of-screw-heads