Milwaukee Tool M18 FUEL™ SAWZALL Cordless Reciprocating Saws POWERSTATE™ Brushless Motor for increased cutting speed and power through the toughest applications. REDLINK™ Plus Intelligence provides optimized performance and overload protection using total system communication between tool, battery, and charger. Anti-corrosion blade clamp delivers prolonged blade clamp durability with less downtime due to corrosion. Metal reinforced battery connection provides improved durability and battery retention over life. Lever action QUIK-LOK™ blade clamp provides fast and easy blade changes Pack of 1