Bosch OSL114 Starlock Oscillating Multi Tool High-Carbon Steel Plunge Cut Blade, 1-1/4" High-carbon steel cutting edge for general-purpose wood applications Curved Tec blade design for greater control and smooth, precise plunge cuts 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 and others Precision Swiss made blade