The new solder strap allows you a new way of working for hand soldering.
Owing to the flat strip, which is filled with flux according to F-SW34, can be soldered joints in various models.
The especially when lead-free solder dreaded syringes from the flux is almost impossible.
This is the pcb much cleaner.
Furthermore, the hands of the user.
The flux is filled with continuous flux core.
Through the no-clean solution is no cleaning after soldering.