ATOMIC 20-Volt MAX Cordless 4-1/2 in. Circular Saw with Bonus BatteryThis cordless brushless 4 1 2 in. circular saw features a bevel gear design allowing users to cut 2x material at 90 and 1x material at 45. With convenient on board blade key storage users can change blades with minimal hassle. Elongated handle optimizes reach for rip cutting OSB and plywood. With the DCB205, you can cut up to 339 lin. ft. of 3 4 in. OSB. Battery and charger sold separately. Brushless motor allows you to cut up to 339 lin. ft. of 3 4