Overall Thread Shank Size of Length of length length dia. square square L ℓ Ds K ℓk LS-PF (for blind hole) Spiral Fluted Taps Long Shank Hand Taps for Parallel Pipe Threads Specification (for through hole) Spiral Fluted Taps E PF 3/4 ~ Recommended Tapping Speeds depending on Materials (for through hole) Spiral Pointed Taps Medium carbon steels TYPE:1 5〜10 For icon explanation, refer to P.50 Hand Taps Segment:1G Carbide Taps Cemented Basic L ℓ Ds K ℓk No. of Size Class Code Chamfer major dia (mm) (mm) (mm) (mm) (mm) flutes Type Stock (mm) For Pipe Threads L10F02K 100 PF 1/8-28 Ⅱ L15F02K 3.5P 9.728 150 19 8 6 9 4 1 ○ Roll Taps L20F02K 200 △ L10F04- 100 PF 1/4-19 Ⅱ L15F04- 3.5P 13.157 150 28 11 9 12 4 1 ○ L20F04- 200 △ Simple Inspection Tools Special Thread Taps L10F06- 100 PF 3/8-19 Ⅱ L15F06- 3.5P 16.662 150 28 14 11 14 4 1 ○ L20F06- 200 △ L15F08Q 150 ○ Pipe Taps PF 1/2-14 Ⅱ 3.5P 20.955 35 18 14 17 4 1 L20F08Q 200 △ L15F12Q 150 ○ PF 3/4-14 Ⅱ 3.5P 26.441 35 23 17 20 4 1 L20F12Q 200 △ L15F16U 150 ○ PF 1 -11 Ⅱ 3.5P 33.249 45 26 21 24 4 1 Thread Mills L20F16U 200 △ Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order Pipe-36 For improvement, spec may change without advance notice. 585