Buttress threadW
Buttress thread
Die headW
Die head
Knuckle threadW
Knuckle thread
List of drill and tap sizesW
List of drill and tap sizes
Pentalobular screw threadW
Pentalobular screw thread
Screw cap (wine)W
Screw cap (wine)
Screw threadW
Screw thread
Self-tapping screwW
Self-tapping screw
Square thread formW
Square thread form
Tap wrenchW
Tap wrench
Thread angleW
Thread angle
Trapezoidal thread formW
Trapezoidal thread form