2.5mm Foam Tipped Fiber Optic Swab 2.5mm Foam Tipped Fiber Optic Swab 100pcs/bag Application:To clean 2.5mm ferrule end-faces inside the plug-in fiber-optic connectors and various adaptors Specification: Model CLS-2.5F Applied Ferrule Diameter 2.5mm Applied Connectors SC/FC/ST/D4/DIN/E2000, etc. Length 2.7” Packing 100pcs/bag