Milwaukee 2831-20-48-40-0643 M18 FUEL 18V Lithium-Ion Cordless Brushless 6-1/2 in. Plunge Cut Track Saw W/Carbide Laminate Track Saw BladeDesigned for the professional carpenter and remodeler, the M18 FUEL 6-1/2 Plunge Track Saw from Milwaukee delivers the Power to rip solid hardwoods, over 90% dust collection efficiency while providing the portability and precision users demand from a plunge saw. The Powerstate Brushless motor provides 6,300 RPM for finish quality and clean cuts. REDLINK PLUS intelligence ensures maximum performance and protection from overload, overheating, and over-discharge. The M18 REDLITHIUM HIGH OUTPUT XC6.0 battery delivers more cuts per charge and great durability than the competition. The saw features a variable speed dial allowing for setting the speed of your application. The smooth, pivoting plunge motion allows for precision plunge cuts with an accurate depth of cut. MILWAUKEE Track Saw Blades were specifically designed to exceed the expectations of contractors for cut quality and accuracy while also delivering a longer life even in the most demanding plunge cut applications. The blades are designed utilizing application-specific Cobalt Infused Tungsten Carbide to extend cutting life and maintain tip sharpness. The blades feature a Laser cut body and Laser Cut Vibration Slots to reduce wobble and warping. With an Anti-Friction Coating, the blades resist corrosion and gumming. A thin kerf design delivers faster cuts as well as more cuts per charge when using a cordless tool.