Expand Your Woodworking Skills with a Pocket Hole Jig System Designed to Streamline Wood Connection Points Whether you love building dressers, shelves, or other woodworking creations in your spare time, or you do it as a professional carpenter the right tools can make all the difference in finishing the job on time and making sure it’s done correctly. That’s why we developed the Massca Hole Jig System that lets you create perfect jig holes for joining two boards together with improved stability and support; and all while a seamless connectivity.