This video demonstrates how to solder .5mm pitch QFN chips using only hot air and a soldering iron, without solder paste or a stencil. It also discusses hot air temperature and air settings, and flux type. Recommended Products: chipquik removal kit, lead free: http://amzn.to/1Lrnbsq rma flux pen: http://amzn.to/1Xv7XJS paste flux pen (gel is easier sometimes): http://amzn.to/247j4NR hakko tip cleaner: http://amzn.to/1LrntzL lead-free solder: http://amzn.to/1omnbFD lead-free solder: smaller qty: http://amzn.to/1omnmRj tweezers: http://amzn.to/247jnrQ wick: http://amzn.to/247jrI8 10x magnifying loupe: http://amzn.to/1omnBvv solder paste syringe lead-free: http://amzn.to/1omnGPY