This flexible shaft is compatible with cordless drills and electric screwdrivers. The flexible shaft head accepts hexagonal shank (1/4") screwdriver bits and is ideal for use in tight spaces such as computer cases, electrical cabinets, furniture, and appliances where standard screwdrivers cannot operate effectively. Features: - Constructed from metal for durability and portability - Flexible outer shield helps protect hands while the inner shaft rotates - Fits hex screwdriver or cordless drill shank with 6.35mm (1/4") diameter - Shaft can bend up to 300 degrees for enhanced maneuverability - Bit holder securely holds fasteners and bits during operation - Designed to bend, twist, and turn for access to confined areas Specifications: - Material: Metal - Hex Shank: 6.35mm (1/4") - Inner Hexagonal Head: 6.35mm (1/4") - Total Length: 300mm / 11.81" or 400mm / 15.74" (optional) - Quantity: 1 - Weight: Approx. 99g (300mm), 129g (400mm) Package Includes: 1 x Flexible Shaft Extension Bit Holder Note: - Please allow 1-3mm error due to manual measurement. - Monitor settings may cause color variations; actual product color may differ slightly from images.