The M12[TM] Cordless Grease Gun Develops Higher Pressure, Offers Greater Productivity, and Gives The User More Versatility On The Jobsite Than Any Other Cordless Grease Gun In The Market. With Up to 25% More Pressure and Run-Time Than The Competition, The 2446-21XC Delivers Over 8, 000 Psi Max Operating Pressure For Heavy Duty Applications and Dispenses Up to Seven Grease Cartridges Per Battery Charge. The M12[TM] Cordless Grease Gun Also Features A Lightweight, Ergonomic Handle Design For Greater User Comf