The original SKILSAW® corded Worm Drive , often called the saw that built America, just got better. At 1 lb. lighter than its predecessor, this saw combines the power and durability you expect from SKILSAW® with jobsite-proven, pro-focused features. On top of our legendary Worm Drive, you get the best-in-class Dual-Field™ motor, engineered specifically by SKILSAW® for saws. You've got your hands on the next evolution of the saw famous for cutting truer and lasting longer. This model comes with a 7-1/4-Inch blade.