
Metric Threads (M) Unit: mm Metric Fine Threads (MF) Unit: mm
SP
| Size | Minor D Max. | iameter Min. | Drill Size | Recommended Hole Size | |||
| M | 1 | × | 0.25 | 0.785 | 0.729 | 0.75 | 0.77 |
| M | 1.1 | × | 0.25 | 0.885 | 0.829 | 0.85 | 0.87 |
| M | 1.2 | × | 0.25 | 0.985 | 0.929 | 0.95 | 0.97 |
| M | 1.4 | × | 0.3 | 1.142 | 1.075 | 1.10 | 1.13 |
| M | 1.6 | × | 0.35 | 1.321 | 1.221 | 1.25 | 1.30 |
| M | 1.7 | × | 0.35 | 1.421 | 1.321 | 1.35 | 1.40 |
| M | 1.8 | × | 0.35 | 1.521 | 1.421 | 1.45 | 1.50 |
| M | 2 | × | 0.4 | 1.679 | 1.567 | 1.60 | 1.65 |
| M | 2.2 | × | 0.45 | 1.838 | 1.713 | 1.75 | 1.81 |
| M | 2.3 | × | 0.4 | 1.979 | 1.867 | 1.90 | 1.95 |
| M | 2.5 | × | 0.45 | 2.138 | 2.013 | 2.10 | 2.11 |
| M | 2.6 | × | 0.45 | 2.238 | 2.113 | 2.20 | 2.21 |
| M | 3 | × | 0.5 | 2.599 | 2.459 | 2.50 | 2.56 |
| M | 3.5 | × | 0.6 | 3.010 | 2.850 | 2.90 | 2.97 |
| M | 4 | × | 0.7 | 3.422 | 3.242 | 3.30 | 3.38 |
| M | 4.5 | × | 0.75 | 3.878 | 3.688 | 3.80 | 3.83 |
| M | 5 | × | 0.8 | 4.334 | 4.134 | 4.20 | 4.28 |
| M | 6 | × | 1 | 5.153 | 4.917 | 5.00 | 5.09 |
| M | 7 | × | 1 | 6.153 | 5.917 | 6.00 | 6.09 |
| M | 8 | × | 1.25 | 6.912 | 6.647 | 6.80 | 6.85 |
| M | 9 | × | 1.25 | 7.912 | 7.647 | 7.80 | 7.85 |
| M | 10 | × | 1.5 | 8.676 | 8.376 | 8.50 | 8.60 |
| M | 11 | × | 1.5 | 9.676 | 9.376 | 9.50 | 9.60 |
| M | 12 | × | 1.75 | 10.441 | 10.106 | 10.30 | 10.36 |
| M | 14 | × | 2 | 12.210 | 11.835 | 12.00 | 12.12 |
| M | 16 | × | 2 | 14.210 | 13.835 | 14.00 | 14.12 |
| M | 18 | × | 2.5 | 15.744 | 15.294 | 15.50 | 15.63 |
| M | 20 | × | 2.5 | 17.744 | 17.294 | 17.50 | 17.63 |
| M | 22 | × | 2.5 | 19.744 | 19.294 | 19.50 | 19.63 |
| M | 24 | × | 3 | 21.252 | 20.752 | 21.00 | 21.13 |
| M | 27 | × | 3 | 24.252 | 23.752 | 24.00 | 24.13 |
| M | 30 | × | 3.5 | 26.771 | 26.211 | 26.50 | 26.63 |
| M | 33 | × | 3.5 | 29.771 | 29.211 | 29.50 | 29.63 |
| M | 36 | × | 4 | 32.270 | 31.670 | 32.00 | 32.12 |
| M | 39 | × | 4 | 35.270 | 34.670 | 35.00 | 35.12 |
| M | 42 | × | 4.5 | 37.799 | 37.129 | 37.50 | 37.63 |
| M | 45 | × | 4.5 | 40.799 | 40.129 | 40.50 | 40.63 |
| M | 48 | × | 5 | 43.297 | 42.587 | 43.00 | 43.12 |
| M | 52 | × | 5 | 47.297 | 46.587 | 47.00 | 47.10 |
| M | 56 | × | 5.5 | 50.796 | 50.046 | 50.50 | 50.60 |
| M | 60 | × | 5.5 | 54.796 | 54.046 | 54.50 | 54.60 |
| M | 64 | × | 6 | 58.305 | 57.505 | 58.00 | 58.10 |
| M | 68 | × | 6 | 62.305 | 61.505 | 62.00 | 62.10 |
| M | 70 | × | 6 | 64.305 | 63.505 | 64.00 | 64.10 |
| M | 72 | × | 6 | 66.305 | 65.505 | 66.00 | 66.10 |
| M | 76 | × | 6 | 70.305 | 69.505 | 70.00 | 70.10 |
| M | 80 | × | 6 | 74.305 | 73.505 | 74.00 | 74.10 |
| M | 85 | × | 6 | 79.305 | 78.505 | 79.00 | 79.10 |
| M | 90 | × | 6 | 84.305 | 83.505 | 84.00 | 84.10 |
| M | 95 | × | 6 | 89305 | 88505 | 8900 | 8910 |
| M | 100 | × | 6 | . 94.305 | . 93.505 | . 94.00 | . 94.10 |
| Size | Minor D Max. | iameter Min. | Drill Size | Recommended Hole Size | |||
| MF | 1 | × | 0.2 | 0.821 | 0.783 | 0.80 | 0.81 |
| MF | 1.1 | × | 0.2 | 0.921 | 0.883 | 0.90 | 0.91 |
| MF | 1.2 | × | 0.2 | 1.021 | 0.983 | 1.00 | 1.01 |
| MF | 1.4 | × | 0.2 | 1.221 | 1.183 | 1.20 | 1.21 |
| MF | 1.6 | × | 0.2 | 1.421 | 1.383 | 1.40 | 1.41 |
| MF | 1.7 | × | 0.2 | 1.521 | 1.483 | 1.50 | 1.51 |
| MF | 1.8 | × | 0.2 | 1.621 | 1.583 | 1.60 | 1.61 |
| MF | 2 | × | 0.25 | 1.785 | 1.729 | 1.75 | 1.77 |
| MF | 2.2 | × | 0.25 | 1.985 | 1.929 | 1.95 | 1.97 |
| MF | 2.3 | × | 0.25 | 2.085 | 2.029 | 2.05 | 2.07 |
| MF | 2.5 | × | 0.35 | 2.221 | 2.121 | 2.20 | 2.20 |
| MF | 2.6 | × | 0.35 | 2.321 | 2.221 | 2.30 | 2.30 |
| MF | 3 | × | 0.35 | 2.721 | 2.621 | 2.70 | 2.70 |
| MF | 3.5 | × | 0.35 | 3.221 | 3.121 | 3.20 | 3.20 |
| MF | 4 | × | 0.5 | 3.599 | 3.459 | 3.50 | 3.56 |
| MF | 4.5 | × | 0.5 | 4.099 | 3.959 | 4.00 | 4.06 |
| MF | 5 | × | 0.5 | 4.599 | 4.459 | 4.50 | 4.56 |
| MF | 5.5 | × | 0.5 | 5.099 | 4.959 | 5.00 | 5.06 |
| MF | 6 | × | 0.75 | 5.378 | 5.188 | 5.30 | 5.33 |
| MF | 6 | × | 0.5 | 5.599 | 5.459 | 5.50 | 5.56 |
| MF | 7 | × | 0.75 | 6.378 | 6.188 | 6.30 | 6.33 |
| MF | 7 | × | 0.5 | 6.599 | 6.459 | 6.50 | 6.56 |
| MF | 8 | × | 1 | 7.153 | 6.917 | 7.00 | 7.09 |
| MF | 8 | × | 0.75 | 7.378 | 7.188 | 7.30 | 7.33 |
| MF | 8 | × | 0.5 | 7.599 | 7.459 | 7.50 | 7.56 |
| MF | 9 | × | 1 | 8.153 | 7.917 | 8.00 | 8.09 |
| MF | 9 | × | 0.75 | 8.378 | 8.188 | 8.30 | 8.33 |
| MF | 10 | × | 1.25 | 8.912 | 8.647 | 8.80 | 8.85 |
| MF | 10 | × | 1 | 9.153 | 8.917 | 9.00 | 9.09 |
| MF | 10 | × | 0.75 | 9.378 | 9.188 | 9.30 | 9.33 |
| MF | 10 | × | 0.5 | 9.599 | 9.459 | 9.50 | 9.56 |
| MF | 11 | × | 1 | 10.153 | 9.917 | 10.00 | 10.10 |
| MF | 11 | × | 0.75 | 10.378 | 10.188 | 10.30 | 10.33 |
| MF | 11 | × | 0.5 | 10.599 | 10.459 | 10.50 | 10.56 |
| MF | 12 | × | 1.5 | 10.676 | 10.376 | 10.50 | 10.60 |
| MF | 12 | × | 1.25 | 10.912 | 10.647 | 10.80 | 10.85 |
| MF | 12 | × | 1 | 11.153 | 10.917 | 11.00 | 11.09 |
| MF | 12 | × | 0.5 | 11.599 | 11.459 | 11.50 | 11.56 |
| MF | 14 | × | 1.5 | 12.676 | 12.376 | 12.50 | 12.60 |
| MF | 14 | × | 1 | 13.153 | 12.917 | 13.00 | 13.09 |
| MF | 15 | × | 1.5 | 13.676 | 13.376 | 13.50 | 13.60 |
| MF | 15 | × | 1 | 14.153 | 13.917 | 14.00 | 14.09 |
| MF | 16 | × | 1.5 | 14.676 | 14.376 | 14.50 | 14.60 |
| MF | 16 | × | 1 | 15.153 | 14.917 | 15.00 | 15.09 |
| MF | 17 | × | 1.5 | 15.676 | 15.376 | 15.50 | 15.60 |
| MF | 17 | × | 1 | 16.153 | 15.917 | 16.00 | 16.09 |
| MF | 18 | × | 2 | 16.210 | 15.835 | 16.00 | 16.12 |
| MF | 18 | × | 1.5 | 16.676 | 16.376 | 16.50 | 16.60 |
| MF | 18 | × | 1 | 17.153 | 16.917 | 17.00 | 17.09 |
| MF MF | 20 20 | × × | 2 1.5 | 18.210 18.676 | 17.835 18.376 | 18.00 18.50 | 18.12 18.60 |
THREADS,