12pcs Metal 900M-T Soldering Iron Tips Set 42mm 15pcs 900M-T Soldering Iron Tip Set Lead-Free Soldering Station Tool Kit for 936 Specification: Material: Oxygen free copper Model: 900M-T-I, 900M-T-4C, 900M-T-3C, 900M-T-2C, 900M-T-1C,900M-T-0.8C 900M-T-B, 900M-T-1.2D, 900M-T-1.6D, 900M-T-2.4D, 900M-T-3.2D,900M-T-K 900M-T-Thin K, 900M-T-SK,900M-T-SI Inner Diameter: 4mm FOR: 900M.933.376.913.951,898D,852D+ Fit for Hakko atten quick and other brand iron station. These tips are plated with lead-free solder. Please allow 0-1mm measuring error. Features : Fit for Hakko atten quick and other brand iron station. Heat fast, long service life, easy on tin, won't produce virtual welding.