Designed for cutting metal sandwich materials. Cutting metal sandwiches requires a jigsaw blade that is not only strong but also long enough to cut through tough, multilayered material. Like the durable PRO Metal Sandwich T718BF. It has a length of 180 mm, allowing you to easily cut through metal sandwiches time and time again. The PRO Metal Sandwich T718BF jigsaw blade is a great choice for construction workers and installers who need a durable jigsaw blade for cutting metal sandwiches. It features a tooth strip made of high-speed steel (HSS) and a more flexible body made of carbon steel (HCS) to ensure it doesn't break when cutting multilayered panels. The milled, wavy teeth with fine tooth spacing are designed to achieve straight cuts in workpieces with a thickness of up to 120 mm. Compatible with all T-shank jigsaws.