Track Saw TS 75 EQ-F-PlusWhen used with Festool guide rails, you can achieve perfectly straight and splinter free cuts. Spring loaded riving knife (splitter) keeps the cut kerf open so that the material does not pinch the blade. This reduces the chance of kickback. The slip clutch helps to minimize the risk of a kickback and minimizes wear on the blade, gear case, and motor. Blade changes are easier and safer using the FastFix system which locks switch and arbor