Bosch OSL114C-2 Starlock Oscillating Multi Tool Carbide Plunge Cut Blade (2 Pack), 1-1/4" Carbide teeth for high performance in metal and other materials 30X life compared with standard bi-metal blades 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