Features: The generic Black Diamonds Flexible Shaft features a 360 degree swivels design and sturdy metal construction, offering unparalleled access to tight spaces while maintaining high torques transmission for hexagonal bit adapters and power tools. Engineered with a standardized hexagonal interfaces, this flexible extension tool seamlessly connects to various electric screwdrivers and hand drills, providing extended reach capability for cavity operations. Ideal for professional mechanics, craft enthusiasts, and home maintenance users requiring accuracy tool control in confined workshop or household repair environments. Perfect for automotive engine compartments, furniture assembly in narrow gaps, or industrial equipment maintenance where straight tool access is restricted. Its lightweight aerospace grade alloy body withstands repetitive wear and corrosions, ensuring efficient performances during prolonged use with vibrations resistant stability for demanding torques applications. Specifications: Materials: Metal Size: 300mm/11.81inches Long Type:Single Black Soft Shaft/With Bit/Set 1/Set 2/Set 3/Set 4(Optional) Package Includes: 1Set Metal generic Flexible Shaft note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.