Pipe Tap Series Spiral Fluted Taps (for blind hole) LS-PT Long Shank Hand Taps for Taper Pipe Threads, Long (ℓg) Type Spiral Fluted Taps (for through hole) Specification E PT 3/4 ~ Spiral Pointed Taps (for through hole) Recommended Tapping Speeds depending on Materials Medium carbon steels 〜5 Hand Taps For icon explanation, refer to P.50 TYPE:1 TYPE:2 Cemented Carbide Taps g g Roll Taps Segment:1G Basic L ℓ ℓg Ds K ℓk No. of Size Class Code Chamfer major dia (mm) (mm) (mm) (mm) (mm) (mm) flutes Type Stock (mm) For Pipe Threads PT 1/16-28 Ⅱ L10T01K-8 2.5P 7.723 100 19 13 8 6 9 4 1 △ Special Thread Taps Simple Inspection Tools L10T02K 100 PT 1/8-28 Ⅱ L15T02K 2.5P 9.728 150 19 13 8 6 9 4 2 ◎ L20T02K 200 △ L10T04- 100 Pipe Taps PT 1/4-19 Ⅱ L15T04- 2.5P 13.157 150 28 21 11 9 12 4 2 ◎ L20T04- 200 △ L10T06- 100 ◎ L12T06- 120 △ PT 3/8-19 Ⅱ 2.5P 16.662 28 21 14 11 14 4 2 Thread Mills L15T06- 150 ◎ L20T06- 200 △ L15T08Q 150 ○ PT 1/2-14 Ⅱ 2.5P 20.955 35 25 18 14 17 4 2 L20T08Q 200 △ Dies L15T12Q 150 ○ PT 3/4-14 Ⅱ 2.5P 26.441 35 25 23 17 20 4 2 L20T12Q 200 △ L15T16U 150 ○ PT 1 -11 Ⅱ 2.5P 33.249 45 32 26 21 24 5 2 L20T16U 200 △ PT 1 1/4-11 Ⅱ - 2.5P 41.910 200 45 32 32 26 30 5 2 △ Center Drills PT 1 1/2-11 Ⅱ - 2.5P 47.803 200 45 32 38 29 32 6 2 △ Centering Tools JIS Pipe-7 ◎=Standard ○=Semi standard △=Made to order 556 For improvement, spec may change without advance notice.