DIN Machine taps Type Str Flt Str Flt Type of hole BH/TH BH/TH Standard DIN371 DIN371 Flute 3 3 Surface BRIGHT TiN Application General application General application d1 Pitch l1 l2 l3 d2 sq drill pilot hole Part number Part number mm mm mm mm mm mm mm mm M2 0.4 45 8 - 2.8 2.1 1.6 1539001 1539021 M2.2 0.45 45 9 - 2.8 2.1 1.75 1539002 1539022 M2.3 0.4 45 9 - 2.8 2.1 1.9 1539003 1539023 M2.5 0.45 50 9 - 2.8 2.1 2.05 1539004 1539024 M3 0.5 56 11 18 3.5 2.7 2.5 1539005 1539025 M3.5 0.6 56 13 20 4.0 3.0 2.9 1539006 1539026 M4 0.7 63 13 21 4.5 3.4 3.3 1539007 1539027 M5 0.8 70 16 25 6.0 4.9 4.2 1539008 1539028 M6 1.0 80 19 30 6.0 4.9 5 1539009 1539029 M7 1.0 80 19 30 7.0 5.5 6 1539010 1539030 M8 1.25 90 22 35 8.0 6.2 6.8 1539011 1539031 M10 1.5 100 24 39 10.0 8.0 8.5 1539012 1539032
