The Bosch U12BC Jigsaw Blade Set is a 12-pack of U-shank blades, designed for cutting wood, metal, and plastic. Made of bi-metal material, these blades offer durability and versatility for various cutting tasks. With 8 pieces included in the set, this multicolor collection of jigsaw blades is perfect for your power tool needs. The blades are manufactured in Switzerland, ensuring quality and reliability for your projects.