The 400 mm long series SELF formwork drill bit is designed for drilling operations in the construction sector, with particular attention to precision and durability requirements. The extended length allows easy access to greater depths, facilitating the insertion of fastening elements into wooden structures and formworks. The drill bit geometry is designed to ensure smooth advancement and effective evacuation of removed material, reducing the risk of overheating and premature wear. This tool is suitable for operators who require reliability and consistency in performance during prolonged work cycles.