ITEM NAME:6pcs 900M-T Pure Copper Iron Soldering Tip Solder For Rework Station Tool Ki_3C Specifications: Color: Black(1) Length: 40.5 ~ 42mm/1.59-1.65" Material: pure copper plating Outside diameter: 6.5mm/0.26" Inside diameter: 4mm/0.16" Depth: 25mm/0.98" Specification: 900M-T-3C 900M-T-K 900M-T-2.4D 900M-T-I 900M-T-B 900M-T-SK Included: 6 x Iron Tips.Material: pure copper plating.