Bosch T101BR 5-Piece 4 In. 10 TPI Reverse Pitch Clean for Wood T-Shank Jig Saw Blades 10 TPI reverse-pitch tooth pattern for extra clean top surfaces when cutting in hard and soft wood, plywood, plastics, OSB, laminated particle board 3/16 In. to 1-1/4 In. thick High carbon steel construction for long life in wood materials 4 In. overall length, 3 In. working length 5 piece pack 5-pack 4-Inch length 10-Teeth Down cutting plastic Laminates