The oldest and The most frequent screw heads is slotted. This screw is used that has a flathead screwdriver. Although it is usually utilised, the screw head could be easily harmed as well as the blade of the screwdriver can certainly slip out of the slotted head. Hex head screws, https://types-of-metal-ceiling71506.blogzag.com/73692064/5-tips-about-types-of-screwdriver-heads-you-can-use-today