The Milwaukee M18 FUEL 2997-23 cordless three tool combo kit delivers the most advanced 18-Volt cordless cutting, drilling and fastening technology in the industry. This kit features three M18 FUEL 18-Volt lithium-ion brushless cordless tools including a in. hammer drill, in. impact driver and SAWZALL reciprocating saw. M18 FUEL is fully compatible with the Milwaukee M18 18-Volt cordless system, featuring over 175 plus tools. M18 FUEL features the most advanced cordless technology in the industry; a POWERSTATE Brushless Motor, REDLINK PLUS Intelligence and REDLITHIUM Battery Technology, resulting in longer motor life, longer run time and more power. Includes A Free M18 18-Volt Lithium-Ion High Output Battery Pack 12.0 Ah (48-11-1812).