Bosch OSL200RS 2'' in. Starlock High-Carbon Steel Rigid Scraper Blade (2-PACK) Bosch Starlock oscillating multi-tool accessories deliver a three-dimensional fit designed to provide a completely integrated system between multi-tool and accessory. This is a new dimension in torque for oscillating multi-tools. By using a three-dimensional shape instead of a flat interface, Starlock provides the highest-torque transfer, reduced vibration, and the ability for higher performance applications. These accessories continue to be OIS compatible and fit existing tools, as well as the next generation of high-performance Starlock tools. Bosch multi-tool accessories are Swiss made for precision accuracy and long life in the most demanding professional applications. Bosch has a heritage of innovation, including the SDS-plus and SDS-max shank systems for concrete hammers and the T-Shank professional blade standard interface for jig saws. The Starlock interface is the new professional standard in oscillating multi-tool systems. High-carbon steel edge for removing tough sealants, adhesives and paint. Rigid design for scraping applications. Color coded interface and laser etched blade to quickly identify the right blade. Starlock interface for professional performance, also works with OIS compatible tools including Bosch, Fein, Milwaukee, Makita, Rigid, others. Precision Swiss made blade. Includes 2 in. Starlock High-Carbon Steel Rigid Scraper Blade - OSL200RS Specifications Length: 4 in. Width: 2 in. Height: 0.125 in. Weight: 0.04 lbs. Material: High Carbon Steel Size: 2 in.