1. 20V Mini Circular Saw Power Source The 6 900 RPM brushless motor tears through 2 4 seconds, PVC, metal, and tiles faster than corded motors, but this cordless compact saw weighs only 4 pounds for true one-handed control. 2. 4-1/2 inch circular saw with battery the kit comes with a 20V MAX, 2.0Ah battery pack, and fast charger, so you can use it right out of the box; The battery is also suitable for each CINYATEN 20 V tool. 3. Deep and Angle Cutting The tool-free depth bar reaches 1-4/90 inches at 90 and 1-1/8 inches at 1 , giving professionals and DIY enthusiasts the range of bevels they need without having to switch to a sledgesaw.