Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk TYPE:1 TYPE:2 (for blind hole) Spiral Fluted Taps (for through hole) Spiral Fluted Taps Segment:1L Size Class Code Chamfer L ℓ ℓn Ds K ℓk No. of Type Stock (for through hole) Spiral Pointed Taps (mm) (mm) (mm) (mm) (mm) (mm) flutes For Metric Threads M6 × 1 P3 MCADR6.0M1 1.5P 100 19 - 6 4.5 7 3 1 △ M8 × 1.25 P3 MCADR8.0N1 1.5P 100 22 - 6.2 5 8 3 2 △ M10 × 1.5 P4 MCADS010O1 1.5P 100 24 - 7 5.5 8 3 2 △ Hand Taps M10 × 1.25 P4 MCADS010N1 1.5P 100 22 - 7 5.5 8 3 2 △ M10 × 1 P4 MCADS010M1 1.5P 100 19 - 7 5.5 8 3 2 △ M12 × 1.75 P4 MCADS012P1 1.5P 100 30 - 8.5 6.5 9 3 2 △ M12 × 1.5 P4 MCADS012O1 1.5P 100 24 - 8.5 6.5 9 3 2 △ Carbide Taps Cemented M12 × 1.25 P4 MCADS012N1 1.5P 100 22 - 8.5 6.5 9 3 2 △ Roll Taps Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order CT-10 For improvement, spec may change without advance notice. 487