Outstanding lifespan in aerated concrete! Blades with large gullet spaces cut through even stubborn materials very quickly. Aerated concrete blocks are one of the most common materials in modern residential construction. The ability to cut these large blocks quickly and accurately means a significant efficiency gain for craftsmen. However, aerated concrete is highly abrasive. The EXPERT Aerated Concrete blade can tackle this problem thanks to the advanced design of its carbide teeth. Before carbide reciprocating saw blades existed, it was hard to imagine cutting aerated concrete blocks easily and comfortably. The Bosch EXPERT Aerated Concrete reciprocating saw blade now heralds a new era. Exceptional lifespan thanks to Bosch Carbide Technology.