Versa Tool FB3F-D 20mm Stainless Steel Multi-Tool Saw 3 Blade Pack Fits Fein Supercut Oscillating Tools.20mm Stainless Steel Saw Blades. Not all cutting projects are going to be the same size. With this stainless-steel blade, you have the tools needed to complete smaller, more precise cutting applications. Made from thin gauge stainless steel, these blades cut extremely fast through wood and soft non-abrasive materials..