The Evolution RAGE8® Multi-Purpose Blade Pack is ideal for fast, efficient cuts through mild steel, copper pipe, metal sheeting, aluminium, reclaimed timber, aerated concrete, plastic and more. Contains the following: 1 x Thin Steel Blade with a shatter resistant bi-metal construction allows the blade to bend and flex without breaking. High quality, long lasting blade. 1 x Multipurpose Blade with a shatter resistant bi-metal construction allows the blade to bend and flex without breaking. Ideal for cutting metal sheeting, aluminium partioning, reclaimed wood with nails, aerated concrete and many plastic/glassfiber profiles. Replacement blades for Evolution RAGE8 Reciprocating Saw but will fit most other brands.