5 Essential Elements For lead screw thread type
Phillips screwdrivers have a cross-shaped tip that matches right into a corresponding recess within the screw head. Pozidriv screwdrivers are just like Phillips but have added details of Call for much better grip. Robertson screwdrivers have square-formed suggestions that match snugly in to the recess of the screws. Torx screwdrivers have 6-pointed