This is Bosch's break resistant and durable blade for making accurate cuts in wood with nails Ideal for applications involving wood with nails, plastic, metals and aluminum Makes fast curved suts Has 10 teeth-per-inch Overall length is 3-5/8-inches This is Bosch's break resistant and durable blade for making accurate cuts in wood with nails. Application: Wood with nails, plastic 1/8" -1 1/4", non-ferrous metal and aluminum 1/8"-1/2". Benefits: Makes fast curved cuts. TPI: 10 Overall Length: 3 5/8"