2025 Best HVAC Tools List: The 10 Must-Have HVAC Tools for Service Techs

Battery-Powered Drill

A good battery-powered drill is your best friend out in the field. It's incredibly handy for quickly getting screws in place or drilling holes for installation. When you're working with ductwork or mounting equipment, you'll appreciate the speed and power a cordless drill brings to the table.

Make sure you go for a drill that's sturdy and reliable---because you'll be using it day in and day out. It's worth investing in one that can take a beating and keep on drilling without any hiccups.