10. Tap Thread Limits (JIS, DIN, ANSI) Intro Metric Threads (M, MF) Unit: mm SP Major Pitch Diameter Minor Major Pitch Diameter Minor Kind diameter diameter Kind diameter diameter Size of Class Size of Class tap Basic Basic Upper Lower Tolerance Basic tap Basic Basic Upper Lower Tolerance Basic Size Size Tolerance Tolerance (μm) Size Size Size Tolerance Tolerance (μm) Size (μm) + (μm) + (μm) + (μm) + P2 40 20 20 P1 25 10 15 SL P3 60 40 20 P2 40 25 15 cutting tap cutting tap P4 80 60 20 P3 55 40 15 M9×0.75 9.000 8.513 8.188 M10×0.5 10.000 9.675 9.459 ISO1 32 11 21 ISO1 27 9 18 ISO2 53 32 21 ISO2 45 27 18 PO ISO3 74 53 21 ISO3 63 45 18 P2 40 20 20 P2 40 20 20 P3 60 40 20 P3 60 40 20 cutting tap cutting tap P5 100 80 20 P5 100 80 20 ST ISO1 42 14 28 ISO1 42 14 28 ISO2 70 42 28 ISO2 70 42 28 M10×1.5 ISO2X 10.000 9.026 95 67 28 8.376 ISO2X 95 67 28 M11×1.5 11.000 10.026 9.376 ISO3 98 70 28 ISO3 98 70 28 G10 127 114 13 G7 89 76 13 ROLL forming tap forming tap G12 152 140 12 G10 127 114 13 ISO2X 127 114 13 G12 152 140 12 ISO3X 152 140 12 ISO2X 127 114 13 P2 40 20 20 ISO3X 152 140 12 CARBIDE P3 60 40 20 P2 40 20 20 cutting tap P4 80 60 20 P3 60 40 20 ISO1 38 13 25 cutting tap P4 80 60 20 ISO2 63 38 25 ISO1 35 12 23 LONG ISO2X 88 63 25 ISO2 59 35 24 M10×1.25 10.000 9.188 8.647 ISO3 88 63 25 ISO2X 79 55 24 M11×1 11.000 10.350 9.917 G7 89 76 13 ISO3 83 59 24 forming tap G9 114 102 12 G7 89 76 13 HAND forming tap G10 127 114 13 G8 102 89 13 TAPS ISO2X 114 102 12 G10 127 114 13 ISO3X 127 114 13 ISO2X 102 89 13 P2 40 20 20 ISO3X 127 114 13 EG (STI) P3 60 40 20 P2 40 20 20 cutting tap P4 80 60 20 P3 60 40 20 cutting tap ISO1 35 12 23 P4 80 60 20 M11×0.75 11.000 10.513 10.188 ISO2 59 35 24 ISO1 32 11 21 SPECIAL ISO2X 79 55 24 ISO2 53 32 21 THREADS, M10×1 10.000 9.350 8.917 ISO3 83 59 24 ISO3 74 53 21 GAUGES G7 89 76 13 P2 40 20 20 forming tap G8 102 89 13 P4 80 60 20 THREAD cutting tap G10 127 114 13 P5 100 80 20 MILLS ISO2X 102 89 13 ISO1 48 16 32 ISO3X 127 114 13 ISO2 80 48 32 P2 40 20 20 ISO2X 105 73 32 M12×1.75 12.000 10.863 10.106 P3 60 40 20 ISO3 112 80 32 cutting tap DIES P4 80 60 20 G8 102 89 13 M10×0.75 10.000 9.513 9.188 forming tap ISO1 32 11 21 G11 140 127 13 ISO2 53 32 21 G13 165 152 13 ISO3 74 53 21 ISO2X 140 127 13 CENTER ISO3X 165 152 13 DRILLS Technical info 666