Qualitek delta tip cleaner qualitek tiptinner lf p qualitek delta tip cleaner is a soldering iron bit cleaner and tinner providing a quick and effective method of cleaning and re tinning de wetted soldering iron bits p p the tip cleaner is a mixture of solder powder and thermally stable oxide reducing compounds it gives superior cleaning and re tinning of highly oxidized soldering iron tips than a wet sponge or rosin cored wire p qualitek lf965 30 delta tip tinner sac305 lead free 1oz