Holds up to 50 times longer than a bi-metal blade in tough materials. You need a blade you can rely on. A jigsaw blade that can handle construction wood with embedded metal parts, fiberboards, or even hard screws. The Expert 'Multi Material' effortlessly works with multiple materials and continues to cut long after other jigsaw blades have given up. The Expert 'Multi Material' achieves its outstanding lifespan through Bosch Carbide Technology – incorporating the hardest metal into the tooth structure with advanced design and manufacturing techniques. Furthermore, it is optimized for strength and speed and features a progressive tooth design that aggressively cuts through materials of all thicknesses without breaking. The Bosch Expert 'Multi Material' jigsaw blade can cut through the toughest wood materials with embedded metal and other tough building materials. You can rely on this blade. Suitable for all T-shank jigsaws. Material: Carbide, tooth design: carbide-tipped, ground teeth, overall length: 132 mm, progressive.