About types of screwdriver heads
Phillips screwdrivers Have a very cross-formed idea that matches into a corresponding recess within the screw head. Pozidriv screwdrivers are similar to Phillips but have added factors of Speak to for superior grip. Robertson screwdrivers have sq.-formed suggestions that healthy snugly in to the recess from the screws. Torx screwdrivers have 6-poin