Machine Screw Tap and Die Set, 72 Pieces. M12x1.75 to M3x0.5 Tap Thread, M12x1.75 to M3x0.5 Die Thread. Blackhawk by Proto Tap and Die Set, Machine Screw, Measurement System: Imperial/Metric, 76 Piece, M12x1.75 to M3x0.5 Tap, M12x1.75 to M3x0.5 Die Thread, BSPP/NPT/UNC/UNF Thread Standard, Hexagon Die Shape, Plug Tap Chamfer, Carbon Steel Tap.
Includes 4 MISSING 3MM, 8MM, 5MM 8-32NC. 1/2-20, 7/16-20, 3/8-24, 5/16-24, 1/4-28, 10-32 UNF, 1/2-13, 7/16-14, 3/8-16, 5/16-18, 1/4-20, #12-24, #10-24, #8-32, #6-32, #4-40 UNC, M12x1.75, M12x1.5, M11x1.5, M10x1.5, M10x1.25, M9x1.25, M9x1, M8x1.25, M8x1, M7x1, M6x1, M5x0.9, M5x0.8, M4x0.75, M4x0.