How to Boot Mac from USB. Download Diskmaker X Alternative

There are a number of reasons why you might need to create a USB boot drive for your Mac. Thankfully — with Disk Drill, the process is now much easier than you might expect. Disk Drill has a selection of powerful tools that help you create bootable USB drivers for your Mac, quickly and easily. If you need to create a bootable USB drive for your Mac OS X platform to try and recover or manage data —

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Mac のインストールディスクを作るやつ

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ローカル上の OS X Mountain Lion インストール.app から手間をかけずに起動可能な USB メモリーまたは SD カードなどを作成する