3 in. to 4 in. Roof Vent Kit for Round Duct Steel in Black 20V Tools Brushed nickel finish uses a

Brushed nickel finish uses a physical vapor deposition process that ensures the finish is a durable lifetime finish

an all-metal gear case and a heavy-duty metal chuck make this twice as durable as the leading competitor while maintaining outstanding performance

Unstoppable durability meets lightweight ease for long days and a motor that stays cooler for years of heavy use

A removable 360 side handle helps you set the depth rod for pre-set hole drilling

On-board blade key storage for hassle free blade changes

3 in. to 4 in. Roof Vent Kit for Round Duct Steel in Black 20V Tools Brushed nickel finish uses aThe RVK1A Steel Roof Cap Kit is an easy to install vent for ventilation fans (bath, rec room, home gym, etc.). It is compatible with 3" or 4" ductwork and includes a 3" to 4" adapter for convenience. This cap features both a back draft damper and bird screen, preventing outside air from entering the home and birds and small pests from entering duct work. This kit includes all materials needed for installation, including 8 ft. of 4" flexible ducting,