The 1/4" E adapter is designed for use with double-ended bits with a diameter of 7 mm, providing a specific technical solution for applications requiring non-magnetic components. Its construction adheres to precise specifications to ensure stable fastening and effective torque transmission, guaranteeing reliability during screwing operations. The adapter’s geometry is engineered for quick and precise coupling with tools and bits, thereby facilitating assembly and maintenance tasks in professional settings. This component is intended for experienced users who require a functional adapter compliant with the demands of technical machining with double-ended bits.