Grizzly PRO Lineup includes 1⁄2" Hammer Drill, 1⁄4" Impact Driver, 3⁄8" Impact Wrench, 6-1⁄2"Circular Saw, Reciprocating Saw, Jigsaw, Oscillating Tool, 4-1⁄2" Angle Grinder, Miter Saws, Inflator with LCD Panel, Bluetooth Speaker, and USB Adaptor! All Grizzly PRO Cordless Tools run on the same low-profile, lightweight, 2.0 Ah and 4.0 Ah Lithium-Ion, Samsung batteries. All drill models feature brushless DC motors (Hammer Drill, Impact Driver, and Impact Wrench) which give high torque and added reliability. Save money by purchasing multiple items as kits—available as 2-Piece through 10-Piece kits. The entire lineup is covered by a one-year warranty.