plunger

  1. JDW

    Is the AMTECH 559 PLUNGER botched?

    I've been using MG Chemicals flux, with built-in syringe and plunger. It has been great. But with so many people constantly raving about AMTECH 559, I decided to give that a try. Sadly, only the Chinese knock-off "559" is sold here in Japan that I can see, so I purchased 559 from Amazon USA...