Rockwell RW8927 3-1/8-Inch Sonicrafter Oscillating Multitool HSS Saw Blade with Universal Fit System 3-1/8-Inch HSS saw blade Use to make linear and plunge cuts Cuts thin wood, plastic, fiberglass, non-ferrous metals, thin sheet metal, hardened fillers, and window glazing Universal fit system adapts to other brands Blade dimensions, 3.15 L by 3.15 W by 0.35 H Inch