Persder 10pcs Solder Soldering Iron Tip for Hakko Atten Quick Station 900m 933 907 936 852 852d 852+ 936 937 -Black 10pcs different size:900M-T-I/B/K/2C/3C/4C/1.2D/2.4D/3.2D/I(Bend) Interchangeable tips for 900M series soldering iron Lead-free Length: about 1.65 inch,Outside diameter: 0.24 inch; Inside diameter: 0.16 inch Persder Brand with High Quality