Our soldering flux no clean ensures easy and mess-free application without the need for water cleaning. Ideal for welding iron, copper, galvanized sheets, and various metal materials. It quickly tins surfaces and provides strong and bonding to improve welding quality. Make your projects shine with our and versatile soldering flux.Specifications: 10ml/0.33ozSize: 2*2*6cm/0.78*0.78*2.36inApplicable to: pure aluminum sheets, thin aluminum sheets, stainless steel, iron, galvanized sheets, nickel sheets, lithium batteriesList:stainless steel flux soldering*1