USB Image Tool is not available for Mac but there are a few alternatives that runs on macOS with similar functionality. The best Mac alternative is Clonezilla, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to USB Image Tool and four of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to USB Image Tool are Acronis True Image (Paid), Stellar Drive Clone (Paid) and Data Deposit Box (Paid).
Acronis True Image (or simply True Image) is a software product produced by Acronis that provides data protection including, backup, archive, access and recovery for Microsoft, macOS, iOS and Android operating systems.
Stellar Drive Clone is a complete Mac Hard Drive Cloning utility that clones and creates a disk image of the Mac hard drive, Solid State Drives, Partitions and External Hard Drives. This Mac cloning tool supports HFS-to-HFS, FAT-to-FAT and NTFS-to-EXFAT cloning.