iLsinTech BI-05 Cleaver Blade, use for iLsinTech CI-01,CI-02,CI-03,CS-03A, CI-05,CI-08, Splicer XP FSC-109 fiber cleaver, SWIFT F1,F1+,S5,F5,KF2,KF4A fusion splicer, Multipack-s,Multipack-R,Multi-Pack F.