TYPES OF SCREW HEAD DRIVES FUNDAMENTALS EXPLAINED

Screw Handedness: Screw handedness refers to the course wherein the thread runs along the length from the screw.Lead is the space alongside the screw's axis that is covered by a person comprehensive rotation of your screw thread (360°). Pitch is the space from your crest of 1 thread to the next one particular at the identical point.Hex heads are m