For removal of defective tile grout. Also for cutting slots in plaster, porous concrete and similar construction materials and for cleaning and reworking planked deck joints. Not suitable for very hard epoxy or cement grouts. The economical alternative to diamond blades. Segmented, ideal for working in corners and on edges without over cut. Kerf approx. 3/32 in. Fits: AFSC 18 QCSL (AFSC 18 QCSL), AFSC 18 QSL (AFSC 18 QSL), FSC 500 QSL (FSC 500 QSL), FEIN cordless MultiTalent QuickStart (AFMT 12 QSL), FEIN MultiMaster Cordless (AFMM 18 QSL), FEIN MultiMaster Top (FMM 350 QSL), FEIN MultiMaster Start Q (FMM 350 QSL), FEIN MultiMaster QuickStart (FMM 350 QSL), FEIN MultiTalent Start Q (FMT 250 QSL), FEIN Professional-Set Wood (FSC 500 QSL), AFSC 18 QSL - Wood (AFSC 18 QSL), FEIN Professional-Set Caulking (FSC 500 QSL)