The KNIPEX HZ8501KK-4 Screwdriver Socket with Ball Head is engineered for versatility and ease of use. This 1/4" drive socket features a unique ball head design, allowing for angled access to fasteners in confined spaces. Constructed from premium chrome vanadium steel, it offers exceptional strength and durability. This socket is ideal for RPM sensor applications and meets ISO standards, ensuring reliable performance. A must-have for professionals and enthusiasts alike, it enhances your toolkit with its innovative design.