ABSTRACT
Standard Screwdriver (Common or Blade Type) A standard screwdriver, also known as a common or blade type, usually has
a shank (shaft) ranging from 3 in. to about 12 in. long. Longer and shorter ones are available as well. The tip, which is also called the blade, has a wide face and a thin blade. Some screwdrivers have a thin face and a wide blade.
