Overall GO NOT-GO Recess Thread+Neck Shank Shank Size of Length of length part part length length length dia. square square L ℓ1 ℓ2 ℓ3 ℓn ℓs Ds K ℓk Segment:7B (for blind hole) Spiral Fluted Taps Size Class Code L ℓ1 ℓ2 ℓ3 ℓn ℓs Ds K ℓk Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) For Metric Threads M2 × 0.4 6H ITDM62.0E 42 4 2 1.2 12 27 3 2.5 5 1 △ M2 × 0.25 5H ITDM52.0B 42 4.9 1.3 1 12 27 3 2.5 5 1 △ (for through hole) Spiral Fluted Taps M2.2 × 0.45 6H ITDM62.2F 42 4.4 2.3 1.4 12 27 3 2.5 5 1 △ M2.2 × 0.25 5H ITDM52.2B 42 5.8 1.3 1 12 27 3 2.5 5 1 △ M2.3 × 0.4 6H ITDM62.3E 42 4 2 1.2 12 27 3 2.5 5 1 △ M2.3 × 0.25 5H ITDM52.3B 42 4.9 1.3 1 12 27 3 2.5 5 1 △ (for through hole) Spiral Pointed Taps M2.5 × 0.45 6H ITDM62.5F 46 4.4 2.3 1.4 14 29 3 2.5 5 1 △ M2.5 × 0.35 6H ITDM62.5D 46 5.2 1.8 1.1 14 29 3 2.5 5 1 △ M2.6 × 0.45 6H ITDM62.6F 46 4.4 2.3 1.4 14 29 3 2.5 5 1 △ M2.6 × 0.35 6H ITDM62.6D 46 5.2 1.8 1.1 14 29 3 2.5 5 1 △ M3 × 0.5 6H ITDM63.0G 46 5 2.5 1.5 14 26 4 3.2 6 1 △ Hand Taps M3 × 0.35 6H ITDM63.0D 46 6.1 1.8 1.1 14 26 4 3.2 6 1 △ M3.5 × 0.6 6H ITDM63.5H 52 6.2 3 1.8 16 29 5 4 7 1 △ M3.5 × 0.35 6H ITDM63.5D 52 8.1 1.8 1.1 16 29 5 4 7 1 △ M4 × 0.7 6H ITDM64.0I 52 5.4 3.5 2.1 17 29 5 4 7 1 △ Carbide Taps Cemented M4 × 0.5 6H ITDM64.0G 52 7 2.5 1.5 17 29 5 4 7 1 △ M4.5 × 0.75 6H ITDM64.5J 60 6.9 3.8 2.3 21 33 5.5 4.5 7 1 △ M4.5 × 0.5 6H ITDM64.5G 60 9 2.5 1.5 21 33 5.5 4.5 7 1 △ M5 × 0.8 6H ITDM65.0K 60 6.6 4 2.4 22 33 5.5 4.5 7 1 △ Roll Taps M5 × 0.5 6H ITDM65.0G 60 9 2.5 1.5 22 33 5.5 4.5 7 1 △ M5.5 × 0.5 6H ITDM65.5G 62 11 2.5 1.5 26 33 6 4.5 7 1 △ M6 × 1 6H ITDM66.0M 62 7 5 3 26 33 6 4.5 7 1 △ M6 × 0.75 6H ITDM66.0J 62 8.9 3.8 2.3 26 33 6 4.5 7 1 △ Simple Inspection Tools Special Thread Taps M7 × 1 6H ITDM67.0M 70 11.9 5 3 34 36 6.2 5 8 2 △ M7 × 0.75 6H ITDM67.0J 70 13.8 3.8 2.3 34 36 6.2 5 8 2 △ M8 × 1.25 6H ITDM68.0N 70 8.9 6.3 3.8 34 36 6.2 5 8 2 △ M8 × 1 6H ITDM68.0M 70 11 5 3 34 36 6.2 5 8 2 △ M8 × 0.75 6H ITDM68.0J 70 12.9 3.8 2.3 34 36 6.2 5 8 2 △ Pipe Taps M9 × 1.25 6H ITDM69.0N 75 13.8 6.3 3.8 37 38 7 5.5 8 2 △ M9 × 1 6H ITDM69.0M 75 15.9 5 3 37 38 7 5.5 8 2 △ M9 × 0.75 6H ITDM69.0J 75 17.8 3.8 2.3 37 38 7 5.5 8 2 △ M10 × 1.5 6H ITDM6010O 75 11 7.5 4.5 37 38 7 5.5 8 2 △ Thread Mills M10 × 1.25 6H ITDM6010N 75 12.9 6.3 3.8 37 38 7 5.5 8 2 △ M10 × 1 6H ITDM6010M 75 15 5 3 37 38 7 5.5 8 2 △ M10 × 0.75 6H ITDM6010J 75 16.9 3.8 2.3 37 38 7 5.5 8 2 △ M11 × 1.5 6H ITDM6011O 82 14.9 7.5 4.5 40 42 8.5 6.5 9 2 △ Dies M11 × 1 6H ITDM6011M 82 18.9 5 3 40 42 8.5 6.5 9 2 △ M11 × 0.75 6H ITDM6011J 82 20.8 3.8 2.3 40 42 8.5 6.5 9 2 △ M12 × 1.75 6H ITDM6012P 82 11.9 8.8 5.3 40 42 8.5 6.5 9 2 △ M12 × 1.5 6H ITDM6012O 82 14 7.5 4.5 40 42 8.5 6.5 9 2 △ Center Drills M12 × 1.25 6H ITDM6012N 82 15.9 6.3 3.8 40 42 8.5 6.5 9 2 △ M12 × 1 6H ITDM6012M 82 18 5 3 40 42 8.5 6.5 9 2 △ M14 × 2 6H ITDM6014Q 88 10 10 6 43 45 10.5 8 11 2 △ M14 × 1.5 6H ITDM6014O 88 14 7.5 4.5 43 45 10.5 8 11 2 △ Centering Tools M14 × 1.25 6H ITDM6014N 88 15.9 6.3 3.8 43 45 10.5 8 11 2 △ M14 × 1 6H ITDM6014M 88 18 5 3 43 45 10.5 8 11 2 △ M15 × 1.5 6H ITDM6015O 95 14.9 7.5 4.5 47 48 12.5 10 13 2 △ JIS ◎=Standard ○=Semi standard △=Made to order ST-10 For improvement, spec may change without advance notice. 533