LITTLE KNOWN FACTS ABOUT TYPES OF SCREWDRIVER HEADS.

Countersunk screw heads appear in a variety of shapes. The most typical types are flat and oval screw heads. We'll take a look at these types underneath.Sq.: This is a lot more uncommon, although the sq. head permits you to do the job although reducing the probability of slipping.When using a flathead screwdriver, be conscious of one's grip and han