Introducing innovative tools designed to help you work with precision and efficiency when performing drilling, layout, opening holes, cutting, setting stones and finishing. Endless options and positioning possibilities with these multi-angle tools. Superior quality, made with the highest precision CNC machinery. Fast, interchangeable attachments provide for multi-functional uses. Durable and reliable tools that are easy to use and configure. Compatible for work on a variety of jewelry pieces: rings, pendants, earrings, necklaces, bracelets, watches and much more! Suited for work with GRS® Standard Block and GRS® Micro Block. These tools are essential for stone setters, engravers and craftsmen.