THE BEST SIDE OF LEAD SCREW THREAD TYPE

Phillips screwdrivers Have a very cross-formed tip that fits right into a corresponding recess during the screw head. Pozidriv screwdrivers are similar to Phillips but have further details of Make contact with for improved grip. Robertson screwdrivers have sq.-shaped guidelines that in shape snugly to the recess of your screws. Torx screwdrivers ha