FUSION solders come already ground in their own special flux in the right proportions. Lowest temperature, high strength brazing alloy. For tight fitting joints, with minimum amount of fill. Use on ramps or ribs where the fit is very close.
(All #'s sometimes packaged 1 oz. in 2 oz. jar by Manufacturer.)
SPECS: Melts at 1145° F. 1 oz. (28 g) jar.