Here's a summary of the Rothenberger diamond core bit DX High Speed Dry: This diamond core bit is designed for drilling into reinforced concrete, masonry, and sand-lime brick with ease. It's perfect for creating 112mm holes with a working length of 150mm in tough materials. The bit features 7 segments, each 10mm long, and is threaded for standard UNC connections. With its durable design, you can rely on this bit to get the job done quickly and efficiently, saving you time and effort. The bit is suitable for various materials, including granite, marble, and heavily reinforced concrete, making it a go-to tool for professionals and DIY enthusiasts alike.