Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk HT LH Hand Taps for Left Hand Threads Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (for blind hole) Spiral Fluted Taps (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes TNMR010O5-L 5P M10 × 1.5 P3 75 23 - 38 7 5.5 8 4 5 ○ TNMR010O1-L 1.5P TNMR010N5-L 5P M10 × 1.25 P3 75 23 - 38 7 5.5 8 4 5 ○ (for through hole) Spiral Fluted Taps TNMR010N1-L 1.5P TNMR010M5-L 5P M10 × 1 P3 75 23 - 38 7 5.5 8 4 5 △ TNMR010M1-L 1.5P TNMR011N5-L 5P M11 × 1.25 P3 82 26 - 42 8.5 6.5 9 4 5 △ TNMR011N1-L 1.5P (for through hole) Spiral Pointed Taps TNMR011M5-L 5P M11 × 1 P3 82 26 - 42 8.5 6.5 9 4 5 △ TNMR011M1-L 1.5P TNMR012P5-L 5P M12 × 1.75 P3 82 26 - 42 8.5 6.5 9 4 5 ○ TNMR012P1-L 1.5P TNMR012O5-L 5P Hand Taps M12 × 1.5 P3 82 26 - 42 8.5 6.5 9 4 5 ○ TNMR012O1-L 1.5P TNMS012N5-L 5P M12 × 1.25 P4 82 26 - 42 8.5 6.5 9 4 5 ○ TNMS012N1-L 1.5P TNMR012M5-L 5P Carbide Taps Cemented M12 × 1 P3 82 26 - 42 8.5 6.5 9 4 5 △ TNMR012M1-L 1.5P TNMR014Q5-L 5P M14 × 2 P3 88 26 - 45 10.5 8 11 4 5 ○ TNMR014Q1-L 1.5P TNMR014O5-L 5P Roll Taps M14 × 1.5 P3 88 26 - 45 10.5 8 11 4 5 ○ TNMR014O1-L 1.5P TNMR014M5-L 5P M14 × 1 P3 88 26 - 45 10.5 8 11 4 5 △ TNMR014M1-L 1.5P TNMR016Q5-L 5P M16 × 2 P3 95 26 - 48 12.5 10 13 4 5 ○ Simple Inspection Tools Special Thread Taps TNMR016Q1-L 1.5P TNMR016O5-L 5P M16 × 1.5 P3 95 26 - 48 12.5 10 13 4 5 ○ TNMR016O1-L 1.5P TNMR016M5-L 5P M16 × 1 P3 95 26 - 48 12.5 10 13 4 5 △ Pipe Taps TNMR016M1-L 1.5P TNMS018R5-L 5P M18 × 2.5 P4 100 33 - 51 14 11 14 4 5 △ TNMS018R1-L 1.5P TNMR018O5-L 5P M18 × 1.5 P3 100 33 - 51 14 11 14 4 5 ○ TNMR018O1-L 1.5P Thread Mills TNMS020R5-L 5P M20 × 2.5 P4 105 33 - 50 15 12 15 4 7 ○ TNMS020R1-L 1.5P TNMR020O5-L 5P M20 × 1.5 P3 105 33 - 50 15 12 15 4 7 ○ TNMR020O1-L 1.5P Dies TNMS022R5-L 5P M22 × 2.5 P4 115 33 - 55 17 13 16 4 7 △ TNMS022R1-L 1.5P TNMS024S5-L 5P M24 × 3 P4 120 39 - 55 19 15 18 4 7 ○ TNMS024S1-L 1.5P TNMS030T5-L 5P Center Drills M30 × 3.5 P4 135 46 - 62 23 17 20 4 7 ○ TNMS030T1-L 1.5P Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order HT-20 For improvement, spec may change without advance notice. 445