FORMING TOOLS
1. Tap Burring
Usage
When threading a thin sheet metal for screw, forming tool forms tubes for making screw threads.
Shapes Overview
It forms a tube from the workpiece and the tube is the same thickness as the workpiece.
There is a great demand for M3~M6.
Examples
This photo is viewed from the opposite side to the above.
This photo is the example when the thickness is 1.8 times thicker than the above.
It has tears like petals.