About types of screwdriver heads
Phillips screwdrivers have a cross-formed tip that fits right into a corresponding recess while in the screw head. Pozidriv screwdrivers are comparable to Phillips but have more factors of Speak to for greater grip. Robertson screwdrivers have square-shaped guidelines that fit snugly in to the recess from the screws. Torx screwdrivers have six-poin