![Square hole drill bit with fixed](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
Description:Material: Square hole drill fixed holder made of all-steel casting, fitting: for bench drill and hand drill, clamp diameter between 38 to 55 mm / 1.5 to 2.2 inches. Note: Products do not include square hole drills and no electric drillSupport bracket with dual use: for bench drill and hand drill. Insert accessories for bench drills: The plug-in converter is easy to install and remove. You can quickly install or remove it yourselfSize Chart:Clamp diameter between 38 to 55 mm / 1.5 to 2.2 inchesPackage Includes:1 Fixed Bracket for Square Hole DrillNote:Please allow slight errors due to manual measurement and different monitors.