Product Number 576040f jigsaws. Its combination of operating comfort and superb technical features work to improve your daily results by delivering superior precision. With adjustable carbide tipped jaws that work with the triple blade guidance system, the blade remains perfectly perpendicular at all times, even on curves and thick work pieces. MMC electronics provide soft start up and constant speed under load. The zero clearance splinterguard saves substantial amounts of time by ensuring splinter free cuts. Extraction channels provide effective protection by removing fine dust immediately when used with a Festool Dust Extractor.