Ryobi P504G One+ 18 V Lithium Ion Cordless 5 1/2 Inch Circular Saw w/ Carbide Tip Blade (Battery Not Included, Power Tool Only) EASY BLADE REPLACEMENT: An onboard wrench makes it simple for you to swap your blades out. Easy-to-follow directions found in the included manual FINE-TUNING: Adjust your bevel up to 50 degrees and your depth from 0 - 1 9/16 inches with conveniently located knobs ERGONOMIC GRIP with a rubber overmold makes it easy to control this tool, even in slippery conditions ONE+ COMPATIBLE: The P504G is compatible with Ryobis 18V lithium ion batteries, including the P100, P102, P103, P104, P105, P107, and P108 WIDTH OF CUT SCALE: A scale can measure up to 4 inches on the right side of the blade and 1 inch on the left side of the blade. Useful for when youre making straight cross cuts or rip cuts