Bosch T127D Jig Saw Blades - Aluminum 3/16-5/8", Fiberglass 3/16-3/4", Plastic 3/16"-1-1/4", 5/Pack

 Features and Benefits—Match the Blade to the Job

• High-Carbon Steel (HCS)
  Excellent blades for softer materials such as wood, laminated particleboard and plastics
• Bi-Metal (BiM)
  This highly flexible, tough combination of HSS and HCS results in a blade suitable for the most demanding applications when there is a risk of breakage or when extreme flexibility and versatility are required/
• High Speed Steel (HSS)
  Fully hardened high-speed steel blades. Ideal for cutting metal, aluminium and non-ferrous metal
• Tungsten Carbide (TC)
  Use blades with Tungsten Carbide teeth to cut abrasive materials such as reinforced plastics, fiberglass, cement  board and stainless steel. Use blades coated with Tungsten Carbide grit to cut abrasive materials such as tiles, glass, cast iron and brick.