With knob (2 pieces, ESD type). Applicable products: FA 400-01. HAKKO Corporation is the globally recognized company in soldering products with proven solutions that go beyond what is expected. For over 60 years, Hakko has been producing superior quality soldering and desoldering tools, hot air rework stations, smoke and fume extraction systems, technical training classes, and a wide assortment of accessories and related equipment for the electronics, industrial and hobby industries. Dedicated to meeting the ever- growing demands for soldering, HAKKO takes pride in our people and our products. In fact, the essence of the HAKKO culture is to help connect valuable components with soldering. With more than a half-centuryfs experience in soldering technology, HAKKO Corporation is able to anticipate their clientsf needs, exceed their expectations, and deliver the best soldering for all kinds of parts and products in a range of environments. Innovation, creativity, sincerity and a shared sense of excitement allow us to move seamlessly from product design to global marketing to sales without sacrificing the needs of each individual client. When it comes to soldering technology, ask HAKKO. HAKKO Product Line Up : Auto-soldering system, Soldering iron, Soldering pot/bath, Soldering related equipment and materials, Desoldering / Rework, Smoke absorber, Static Control, Tester / Meter, Sealer / Glue Gun / Hot air blower, Hobby.