General description The CorePlus DMPA32P Diamond Core Drill Bit with Arbor is designed for both professional and DIY use in heavy-duty drilling applications. It features a patented retractable starter bit with a tungsten carbide tip, which allows for accurate centering and eliminates the need for a pilot hole. This innovative design promotes easier core removal and facilitates fast, multiple hole cutting through hard materials. Technical specifications Size range: 32-114mm Includes a retractable starter bit with tungsten carbide tip Designed for use with core saws Compatibility and accessories Compatible with standard core saws and drill systems Suitable for cutting through hard materials such as tile, stone, and concrete Installation Attach the arbor to the core saw according to the manufacturer's instructions Ensure the starter bit is properly extended before beginning drilling Usage Use the starter bit to accurately position the cut before engaging the main saw No pilot hole is