... steel)sanding paper (P60,P80,P100,P120 each 3pcs for metal & 3pcs for wood) HSS frame half circular saw blade alloy half ... semi-circular saw bladeOur patent hole can fit most of multi tools,for example Fein MultiMaster, Fein FMM250 ,as well as Bosch ... Multi-x unit,Dremel,Craftsman,Einheel,Westfalia,Ferm,Pro-line,Matrix and many more. Multi tool blade