The Fein Starlock mounting system is the latest innovation from the inventors of oscillating multi-tool. The improved mounting of Fein Starlock accessories allows you to not only work quickly and effectively, but it also improves power transfer from the tool to reduce vibration. The Fein Starlock Precision E-Cut 229 saw blade maximizes performance for the most efficient work progress possible. With the Bi-metal double-row Japanese tooth design, the Precision E-Cut 229 saw blade (63502229270) gives the fastest work progress and maximum precision for all wood materials, drywall and soft plastics. Featuring the Starlock mounting system, the Precision E-Cut 229 saw blade fits every popular multifunction tool on the market. Even if you don’t own a Fein oscillating multi-tool, you can affordably upgrade output by choosing a Fein Starlock blade.