Warton metals hydro flux 6337 oa 2 rosin free water wash cored solder warton metals oa 2 6337 22swg warton metals hydro flux 6337 oa 2 rosin free water wash cored solder is a high purity solder containing a colophony rosin free flux ideal for hand soldering applications where components can withstand water washing warton metals hydro flux 6337 oa 2 flux solder wire 22swg 0711mm 250g