From the Manufacturer
Parallel plunge allows the user to maintain a smooth and constant hand position while cutting. A 40 tooth blade gives a fine and accurate finish with very little breakout in laminates. Rail adjustment allows the saw to be adjusted accurately to the rail. The anti kickback function stops the saw from moving backwards along the rail and helps stop the saw from climbing out of the work piece when making plunge cuts. The enclosed guard gives a 90% dust extraction capability.55 mm Depth of cut allows the trimming and sizing of most common door sizes. Exclusive Nano Phosphate Li-Ion battery pack provides 2000 charge cycles, more than double that of NiCd/NiMH packs. Battery pack produces 28 Volt power at equivalent weight to 14.4 Volt NiCd/NiMH pack weight
The DEWALT 6-1/2-inch (165mm) 28-volt cordless Li-Ion TrackSaw cutting system delivers precise, straight, splinter-free cuts and can be used with TrackSaw dual-edged tracks for perfectly straight cuts in both directions. The depth scale accurately indicates exact depth of cut accounting for track thickness. On-track cut depth: 2-1/8 inches (54mm) at 90 degrees, 1-5/8 inches (41mm) at 45 degrees. This 28-volt cordless system delivers the same cut quality and accuracy as a corded TrackSaw, and will cut over 150 feet (46 m) of 5/8-inch (16 mm) plywood on a single charge. The continuous Anti-Kickback mechanism and riving knife prevent kickback when engaged. Universal 1-1/4-inch dust port for 90% efficient dust collection with vacuum.