900M series solder iron bit is used widely in Hakko Heating Elemment Soldering Iron or Hakko Equivalent soldering iron. This set of soldering iron bit consists of 5 different type of sharp and size. Different in shape allow it to best suitable for cater different soldering requirement such as touch-up, fine soldering, big and small area soldering and touch up. – Consists of 5 Different 900M Series Soldering Iron Tip. – Good Quality and Durable. – Type : 900M-T-I, 900M-T-2.4D, 900M-T-K, 900M-T-2C and 900M-T-B.