The DW788 20 in. Variable-Speed Scroll Saw operates quietly and smoothly for accuracy. The tool-free blade clamp allows for quick and easy blade changes. Convenient placement on the liftable arm of the dust blower, power switch, and saw adjustments on the front of the upper arm provide for easy adjustment. Oversized, cast-iron table provides excellent material support and has the ability to bevel to both the left and right.