Not necessarily. A lot of the time the 19.2-Volt battery may have too much power for the 18-Volt drill or isn't compatible.There are a lot of great C3 Drills available now, that work with all the C3 batteries so you won't need to worry about any issues like with the 18-Volt drill.here are a lot of great C3 Drills available now, that work with all the C3 batteries so you won't need to worry about any issues like with the 18-Volt drill.