The Kango 5 Piece Reciprocating Blade Set features a selection of blades that can cut through metal timber piping and plastics. The set features a wood cutting blade which is designed to provide tough, straight cuts in nail-embedded wood and engineered lumber. Ideal for straight door and window cut-outs or for greater tooth durability when cutting a lot of nails. The set also contains an all purpose blade designed to handle the broadest spectrum of applications. Ideal when cutting wood, plastic and metal at the same time or when you need to quickly switch between applications without changing your blade. Set contains 3 x metal cutting blades designed to provide tough, straight cuts in all metal materials. Ideal when you need straight cuts in pipe or tube, or when you need greater tooth durability in hollow materials like strut or conduit. Made with Bimetal with 8% cobalt –for ultimate performance and extended lifetime.