The Heller spiral drill bit with a diameter of 4 millimeters and a total length of 75 millimeters is a high-quality tool designed for precise drilling in metal. With a working length of 43 millimeters, this drill bit offers an optimal balance between stability and flexibility. The spiral shape ensures efficient chip removal and allows for a clean drilling result. The drill bit is ideal for professional use in metalworking and is suitable for both hand and machine drilling. It is delivered in a practical pack of 10 pieces, providing a cost-effective solution for frequent applications. The use of robust material ensures a long lifespan and reliability for various drilling projects.

• Spiral shape for efficient chip removal
• Made from high-quality metal for durability
• Convenient pack of 10 for frequent applications.