Make the most of your Dremel rotary tools by using our innovative & extensive line of rotary accessories and attachments. Whatever your project, we've got the perfect solution for you. Dremel accessories fit inside your rotary tool to extend it's versatility. Whether you're looking to carve, engrave, cut, sand or grind, there is a Dremel accessory to get the job done with pinpoint precision. That's why our purpose-built Dremel accessories let you get your project right down to the last detail. Dremel accessories are also color-coded into usage categories to make it easier for you to select the right accessory for your project. Now drill holes in glass with your Dremel rotary tool. This 1/8 In. (3.2mm) diamond-impregnated core-style bit features superior long life and is ideal for drilling in both flat and contoured surfaces. The 360-degree diamond grit circumferences the bit allowing it to be used in a rasping motion to enlarge holes when needed. Holes on the side of the bit allow the removal of glass dust from inside the bit. For use on glass, ceramic wall tile, glass block, glass bottles, jewelry. Compatible with all Dremel corded and cordless rotary tools. There's no need to hunt for the right collet, all Dremel rotary accessories feature a 1/8” standard shank.