Hidden Joint Design: One of the remarkable features of the self-centering dowel jig kit and floating shelf bracket dowel jig kit is its ability to create hidden joints that add a touch of elegance to your woodworking projects; by hiding the dowels in the wood, you get a seamless and refined appearance that shows off your craftsmanship Self-Centering Feature: Simply rotate the floating shelf bracket drill guide to install a floating bracket or concealed shelf; the self-centering feature of the dowel drilling guide for woodworking helps you make a perfect straight hole, avoiding the wrong angle you might have and ruining the beautiful shelf Versatile Settings: Offering adjustable settings, the doweling jig for invisible shelves allows you to customize the hole locations and dowel sizes according to the specific requirements of your woodworking tasks. From floating shelf brackets to hidden shelf brackets, this woodworking tool dowel jig fits a wide range of applications, giving you the flexibility to create different types of joints Easy Carry: This dowel drill bit drilling jig is suitable for drilling into most wooden floating sleeves or smaller shelf brackets; this type of floating rack is light, occupies a small space and is easy to carry; The floating hidden bracket hole drilling guide can improve work efficiency and bring you convenience, just put it in the kit Safe and easy to use: just tighten the aluminum alloy drill guide body, find the center of drilling, then tighten the screw and fix the drill guide of the drilling jig on the fireplace or shelf, you can start drilling > Note: The data is all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.