Bosch 2-1/2 in. BIM Plunge Blade features Bosch Starlock® oscillating multi-tool accessories that deliver a three-dimensional fit, creating a fully integrated system between the multi-tool and accessory. This innovative design a new level of torque for oscillating multi-tools by utilizing a three-dimensional shape rather than a flat interface. The result is the highest torque transfer, reduced vibration, and enhanced performance for demanding applications. These blades remain compatible with OIS® tools, fitting both existing models and the next generation of high-performance Starlock® tools. Crafted in Switzerland, Bosch multi-tool accessories ensure precision accuracy and long-lasting durability, making them i for professional use. With a legacy of innovation including SDS-plus® and SDS-max® shank systems for concrete hammers and the T-Shank professional blade standard for jigsaws, Bosch’s Starlock® interface sets the new professional standard in oscillating multi-tool systems. Model Number: