① Spiral Fluted Tap Series for blind hole Overall length L Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk DIN HDASP Spiral Fluted Taps (for blind hole) ① DIN For Dry Tapping, Blind Hole Use, Spiral Fluted Taps for Aluminum Spiral Fluted Taps (for through hole) ② Specification ■Applicable for the tapping under mist or dry Coating condition. H aving center through hole geometry to correspond with inner coolant supply system, Spiral Pointed Taps (for through hole) HDASP is suitable for aluminum castings, ③ <2D blind hole use. For both horizontal and vertical tapping use. Recommended Tapping Speeds depending on Materials Hand Taps Wrought aluminum Aluminum alloy castings Magnesium alloy die castings Zinc alloy castings ④ アルミ圧延材 アルミ合金鋳物 マグネシウム合金鋳物 亜鉛合金鋳物 20 50 20 50 20 50 20 50 〜 〜 〜 〜 ( m / min ) ( m / min ) ( m / min ) ( m / min ) TYPE:1 Cemented Carbide Taps ⑤ Roll Taps ⑥ Segment:1D L ℓ ℓn ℓs Ds K ℓk No. of TYPE Size Class Code Chamfer (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes Special Thread Taps Simple Inspection Tools ⑦ For Metric Threads M6 × 1 ISO2X SY6.0MBLDTLZ 2.5P 80 15 30 45 6 4.9 8 3 1 M8 × 1.25 ISO2X SY8.0NBLDTLZ 2.5P 90 19 35 48 8 6.2 9 3 1 M10 × 1.5 ISO2X SY010OBLDTLZ 2.5P 100 23 39 53 10 8 11 3 1 M10 × 1.25 ISO2X SY010NBLDTLZ 2.5P 100 23 39 53 10 8 11 3 1 Pipe Taps ⑧ M12 × 1.75 ISO2X SY012PBLDTLZ 2.5P 110 26 44 57 12 9 12 3 1 M12 × 1.5 ISO2X SY012OBLDTLZ 2.5P 110 26 44 57 12 9 12 3 1 M12 × 1.25 ISO2X SY012NBLDTLZ 2.5P 110 26 44 57 12 9 12 3 1 Thread Mills Premium Thread Mills ⑨ Dies ⑩ Center Drills Centering Tools ⑪ DIN ①-205 ※ This product is different from JIS products in shape and dimensions, please be careful when using.