"High quality HCS Reciprocating Saw blade. Ideal for rough, fast cuts in hardwoods and softwoods. Equivalent to Bosch S1111K. 3 TPI, 205mm working length. High quality Bi-metal Reciprocating Saw blade. Ideal for wood with nails. Flexible and shatter-proof, metals, non-ferrous metals, aluminium, sheet metal, pipes and profiling. 10 TPI, 130"