OCB1721 Features: * Ideal for thick and thin materials * Progressive tooth spacing for fast cuts, long life in metal 1/8"" to 3/8"", wood with nails and particle board 1/8"" to 3-5/8"", non-ferrous metal, aluminum, and plastics 5/64"" to 1-1/4"" * Side set and milled * Bi-metal * 3 per card Dimensions: * 5-1/4"" working length