Fein Tools 4" Circular Metal BIM HSS Saw Blade - 175 Blade. Bimetal for long service life. Metal toothing for sheet metal up to approx. 1/16"  (1 mm). Also for plastics, GFRP, wood, glazing compound, brass & bronze. Work flush with the surface. Excellent cost-effectiveness due to the circular shape. Round blade. Starlock Plus mounting system.    Made in Germany.,For California Residents:,   WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov,WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood Fein 4" Circular Metal BIM HSS Blade "Starlock Plus"