40 piece, metric tap & die set, features nc, nf & npt sizes, set includes: 17 taps & 17 dies, tap wrench, t-handle tap wrench, die stock, screwdriver & screw pitch gauge, blow molded plastic storage case, tap sizes: m3x0.5, m3x0.6, m4x0.7, m4x0.75, m5x0.8, m5x0.9, m6x0.75, m6x1.00, m7x0.75, m7x1.00, m8x1.00, m8x1.25, m10x1.25, m10x1.50, m12x1.5, m12x1.75, 1/8npt. Die sizes: m3x0.5, m3x0.6, m4x0.7, m4x0.75, m5x0.8, m5x0.9, m6x0.75, m6x1.00, m7x0.75, m7x1.00, m8x1.00, m8x1.25, m10x1.25, m10x1.50, m12x1.5, m12x1.75, 1/8npt.