The MILWAUKEE M18 SAWZALL Reciprocating Saw delivers exceptional durability, speed and run time. The all-metal gearing and REDLINK Intelligence provide ultimate performance and protection against job site conditions. The M18 SAWZALL Reciprocating Saw provides up to 30% faster cutting and 50% more run time in key applications versus leading competitors. The slim front-end design provides improved ergonomics, offering maximum comfort and control. The M18 REDLITHIUM XC5.0 Starter Kit delivers up to 2.5X more runtime, 20% more power and 2X more recharges than standard lithium-ion batteries. The lithium-ion battery pack features superior pack construction, electronics, and performance providing users more work per charge and more work over pack life than any battery on the market.