Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk MC-HT (for blind hole) Spiral Fluted Taps Hand Taps with Internal Coolant Hole Specification (for through hole) Spiral Fluted Taps ■Through internal coolant hole, satisfactory amount of oil E is supplied to the exact cutting area. MC-HT hand tap ensures a long tool life and internal threads with good M26 ~ surface finish. 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 TYPE:3 TYPE:4 Roll Taps Segment:1A Simple Inspection Tools Special Thread Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes Pipe Taps For Metric Threads ML106.0M5-Q 100 5P 2 ML156.0M5-Q 150 M6 × 1 P2 19 28 40 6 4.5 7 4 △ ML106.0M1-Q 100 1.5P 1 Thread Mills ML156.0M1-Q 150 ML108.0N5-Q 100 5P 4 ML158.0N5-Q 150 M8 × 1.25 P2 22 - 50 6.2 5 8 4 △ ML108.0N1-Q 100 1.5P 3 Dies ML158.0N1-Q 150 ML10010O5-Q 100 5P 4 ML15010O5-Q 150 M10 × 1.5 P2 24 - 50 7 5.5 8 4 △ ML10010O1-Q 100 1.5P 3 ML15010O1-Q 150 Center Drills ML10010N5-Q 100 5P 4 ML15010N5-Q 150 M10 × 1.25 P2 20 - 50 7 5.5 8 4 △ ML10010N1-Q 100 1.5P 3 ML15010N1-Q 150 Centering Tools ML10012P5-Q 100 M12 × 1.75 P2 ML15012P5-Q 5P 150 29 - 50 8.5 6.5 9 4 4 △ ML20012P5-Q 200 JIS ◎=Standard ○=Semi standard △=Made to order HT-46 For improvement, spec may change without advance notice. 471