[High-quality material]: ABS+CNC High Hardness Processing Glue processing.[Size]: The set includes R5, R10, R15, R20, R25, R30, R35, and R40 type corner radius quick clamps, 8 radius angle options.[Professional woodworking tools]: It is designed with three holes to prevent cutting. This set of tools allows you to trim the edges and corners of the board. We call it Radius Quick-Jig (Corner Jig). Use these to cut the outer radius! Practical and professional woodworking tools can make the work smooth and efficient.[Easy to use]: To use, just select the corner of the template to be copied and place it on the desired corner of the wood. A complete set of professional tools, easy to use, allows you to save time, and is still trying to freely handle corners in your woodworking projects.