15G 1.37mm/1.81mm flux cartridge needle

Total length: 30mm
Needle length: 12.7mm
Outer Diameter: 1.81mm
Inner diameter: 1.37mm

Threaded engagement (half turn) per cartridge.
Unlike a conventional medical needle, it is not torn off by the pressure of a thick flux gel.
The tube of the needle is metal, the connecting part with the thread is plastic.