M7.5 Tap For Jowo Size 6 Nib Unit

M7,5 x 0,5 taps for size 6 unit with Jowo nib.

This tool make a thread into the pen section so the size 6 housing screws in.

Is suitable for plastics, resins and soft metals.

It can be usesd by hand or attaching it in your lathe tailstock.