General description This is a set of flat drill bits with a blue groove design, suitable for various drilling tasks. The bits are 8mm in diameter and feature a long length for deep drilling applications. Technical specifications Type: Flat drill bits Design: Blue groove Diameter: 8mm Length: 400mm Compatibility and accessories Compatible with standard drill chucks Suitable for drilling into wood, metal, and plastic Installation Insert the drill bit into the drill chuck and tighten securely Usage Use for drilling flat holes in various materials Ensure proper speed and pressure for best results