One click and you're done. The Festool HK 55, HKC 55 and HK 85 circular saws can easily be connected to the FSK cross-cutting guide rails, which are available in three different lengths of 250 mm, 420 mm or 670 mm. In just a few steps, this produces a portable and easy-to-use compound mitre saw system for accurate and precisely angled cutting. Features and Benefits • Compatible with Festool HK 55, HKC 55 and HK 85 circular saws • The machine can be easily connected to the rail to form a single unit, by means of a quick fastener • Efficient cross cuts due to quick placement on the workpiece • Right-angled cross cuts with repeat accuracy thanks to precision guide • Retract function returns the saw to start position after sawing • Splinter guard for splinter-free cuts • Adhesive cushion strip protects the workpiece surface from being damaged • Slideway lining for easy movement of the machine on the trimming rails • Slot on the underside for affixing guide rail clamps • Adjustable mitre an