Bosch T101D 5-Piece 4 In. 6 TPI Clean for Wood T-Shank Jig Saw Blades 6 TPI tooth pattern for fast, clean cuts in hard and soft wood, plywood, plastics, OSB, 1/4 In. In. to 2 3/8 In. thick High carbon steel construction for long life in wood materials 4 In. overall length, 3 In. working length 3 piece pack 4", 6-tooth, T-shank blades For hard and soft wood, plastics, particleboard 1/4" to 2-3/8"