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Thread pitch for metric thread The Coarse and Fine thread pitch for metric thread
| PITCH | THREAD PITCH Р, mm | | COARSE THREAD | FINE | FINE 2 | SUPER FINE | | М1 | 0.25 | (0.2) | - | - | | М1.2 | 0.25 | (0.2) | - | - | | M1.4 | 0.3 | (0.2) | - | - | | M1.6 | 0.35 | (0.2) | - | - | | M1.8 | 0.35 | (0.2) | - | - | | M4 | 0.7 | 0.5 | - | - | | M5 | 0.8 | 0.5 | - | - | | M6 | 1 | 0.75 | 0.5 | - | | M8 | 1.25 | 1 | 0.75 | 0.5 | | M10 | 1.5 | 1.25 | 1 | 0.75 | | M12 | 1.75 | 1.5 | 1.25 | 1 | | M14 | 2 | 1.5 | 1.25 | 1 | | M16 | 2 | 1.5 | - | 1 | | M18 | 2.5 | 2 | 1.25 | 1 | | M20 | 2.5 | 2 | 1.25 | 1 | | M22 | 2.5 | 2 | 1.5 | 1 | | M24 | 3 | 2 | 1.5 | 1 | | M27 | 3 | 2 | 1.5 | -1 | | M30 | 3.5 | 2 | 1.5 | -1 | | M33 | 3.5 | 2 | 1.5 | - | | M22 | 2.5 | 2 | 1.5 | 1 | | M24 | 3 | 2 | 1.5 | 1 | | M27 | 3 | 2 | 1.5 | -1 | | M30 | 3.5 | 2 | 1.5 | -1 | | M33 | 3.5 | 2 | 1.5 | - | | M36 | 4 | 3 | 2 | 1.5 | | M39 | 4 | 3(4) | 2 | 1.5 | | M42 | 4.5 | 3(4) | 2 | 1.5 | | M45 | 4.5 | 3(4) | 2 | 1.5 | | M48 | 5 | 3 | 2 | 1.5 | | M52 | 5 | (4)3 | 2 | 1.5 | | M56 | 5.5 | 4 | 3(2) | 1.5 | | M60 | 5.5 | 4 | 3(2) | 1.5 | | M64 | 6 | 4 | 3 | 2(1.5) | | M68 | 6 | 4 | 3 | 2(1.5) |
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