Overall Chamfer+ Thread Thread+Neck Shank Shank Size of Length of length full thread length length length dia. square square L ℓt ℓ ℓn ℓs Ds K ℓk LS-SP LH (for blind hole) Spiral Fluted Taps Long Shank Spiral Fluted Taps for Left Hand Threads Specification (for through hole) Spiral Fluted Taps E Left hand Recommended Tapping Speeds depending on Materials (for through hole) Spiral Pointed Taps Medium carbon steels 5〜10 For icon explanation, refer to P.50 Hand Taps TYPE:1 TYPE:2 Carbide Taps Cemented Segment:1C Roll Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Metric Threads M3 × 0.5 P1 SPP3.0GL10-L 2.5P 100 9 14 40 4 3.2 6 3 1 △ M4 × 0.7 P2 SPQ4.0IL10-L 2.5P 100 11 17 40 5 4 7 3 1 △ Simple Inspection Tools Special Thread Taps M5 × 0.8 P2 SPQ5.0KL10-L 2.5P 100 13 22 40 5.5 4.5 7 3 1 △ SPQ6.0ML10L 100 M6 × 1 P2 2.5P 15 26 40 6 4.5 7 3 1 △ SPQ6.0ML15L 150 M8 × 1.25 P2 SPQ8.0NL15-L 2.5P 150 19 - 50 6.2 5 8 3 2 △ M10 × 1.5 P2 SPQ010OL15-L 2.5P 150 23 - 50 7 5.5 8 3 2 △ Pipe Taps M10 × 1.25 P2 SPQ010NL15-L 2.5P 150 23 - 50 7 5.5 8 3 2 △ M12 × 1.75 P2 SPQ012PL15-L 2.5P 150 26 - 50 8.5 6.5 9 3 2 △ M12 × 1.5 P2 SPQ012OL15-L 2.5P 150 26 - 50 8.5 6.5 9 3 2 △ M12 × 1.25 P2 SPQ012NL15-L 2.5P 150 26 - 50 8.5 6.5 9 3 2 △ Thread Mills M14 × 2 P2 SPQ014QL15-L 2.5P 150 26 - 60 10.5 8 11 3 2 △ M14 × 1.5 P2 SPQ014OL15-L 2.5P 150 26 - 60 10.5 8 11 3 2 △ M16 × 2 P2 SPQ016QL15-L 2.5P 150 26 - 60 12.5 10 13 3 2 △ M16 × 1.5 P2 SPQ016OL15-L 2.5P 150 26 - 60 12.5 10 13 3 2 △ Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order SP-30 For improvement, spec may change without advance notice. 347