For:acrylic, pvc, mdf, hardwood and othert three-dimensional sculpture., Material:solid carbide. Specifiation: D, d, h, l 3.175, 1, 3, 38 3.175, 1.5, 5, 38 3.175, 2, 8, 38 3.175, 2, 12, 38 3.175, 3.175, 12, 38 3.175, 3.175, 15, 38 3.175, 3.175, 17, 38 3.175, 3.175, 22, 38 3.175, 3.175, 25, 45 3.175, 3.175, 32, 50 4, 4, 17, 45 4, 4, 22, 45 4, 4, 25, 45 4, 4, 32, 55 6, 6, 22, 50 6, 6, 28, 55 6, 6, 32, 60 8, 8, 22, 60 8, 8, 32, 70