60-40 Soldering Wire 250 Grams High Quality .
Wire Diameter : 0.8 mm
Applications : Manual Soldering of all electronic Applications. Use 25 W soldering iron for best result you can also use robot soldering and it is Rosin flux core .
Good soldering effect
No splashing of rosin when soldering.
Surface of welding spot is smooth and bright.
During soldering smoke less and odorless smell.