General description This Trend SNAP/CS/5MMTC Snappy TCT Countersink is designed for precision drilling in various materials, including abrasive surfaces like laminated chipboard. It efficiently produces pilot holes, making it an essential tool for DIY enthusiasts and professionals alike. Technical specifications Diameter (D): 12.7 mm Diameter (D2): 5 mm Shank Diameter: 1/4 inch hex Standard Equipment 1x Trend SNAP/CS/5MMTC Snappy TCT Countersink 5mm x 12.7mm