High Speed Steel Segmented Saw Blades for the Fein MultiMaster in 3-1/8″ diameter. The HSS Saw Blades are suitable for plastics, fiberglass, non-ferrous materials, and sheet metal up to 1 mm. Segmented blades are ideal for working in corners. Available as a single blade (Rockler SKU #20320), or in packs of 2 (Rockler SKU #25836)or 5 (Rockler SKU #23621).