Pipe Tap Series Overall length L Thread length ℓ Shank dia. Ds Size of square K Length of square ℓk ⑧ JIS PF Spiral Fluted Taps (for blind hole) ① JIS Hand Taps for Parallel Pipe Threads Spiral Fluted Taps (for through hole) ② Specification ■T he PF tap is a hand tap for parallel pipe threads and is used for products whose main purpose is to connect mechanical parts such as Spiral Pointed Taps (for through hole) pipe parts. The PF internal thread is used for ③ fitting with the PF external thread. Recommended Tapping Speeds depending on Materials Low carbon steels Medium carbon steels High carbon steels 低炭素鋼 中炭素鋼 高炭素鋼 5 10 〜 5 10〜 5 10 〜 Hand Taps ( m / min ) ( m / min ) ( m / min ) ④ TYPE:1 TYPE:2 Cemented Carbide Taps ⑤ Segment:1G Basic No. of L ℓ Ds K ℓk Roll Taps Size Class Code Chamfer major dia TYPE MSRP flutes ⑥ (mm) (mm) (mm) (mm) (mm) (mm) For Pipe Threads PF 1/16-28 Ⅱ TH2F01K-8 3.5P 7.723 55 19 8 6 9 4 1 ¥2,560 ※ PF 1/8-28 Ⅱ TH2F02K 3.5P 9.728 55 19 8 6 9 4 2 ¥2,560 PF 1/8-28 Ⅱ ¥2,560 ※ Special Thread Taps Simple Inspection Tools TH2F02K1 1.5P 9.728 55 19 8 6 9 4 2 ⑦ PF 1/4-19 Ⅱ TH2F04- 3.5P 13.157 62 28 11 9 12 4 2 ¥3,720 PF 1/4-19 Ⅱ TH2F04-1 1.5P 13.157 62 28 11 9 12 4 2 ¥3,720 ※ PF 3/8-19 Ⅱ TH2F06- 3.5P 16.662 65 28 14 11 14 4 2 ¥6,140 PF 3/8-19 Ⅱ TH2F06-1 1.5P 16.662 65 28 14 11 14 4 2 ¥6,140 ※ Pipe Taps PF 1/2-14 Ⅱ TH2F08Q 3.5P 20.955 80 35 18 14 17 4 2 ¥9,940 ⑧ PF 1/2-14 Ⅱ TH2F08Q1 1.5P 20.955 80 35 18 14 17 4 2 ¥9,940 ※ PF 5/8-14 Ⅱ TH2F10Q 3.5P 22.911 82 35 19 15 18 4 2 ¥14,000 ※ PF 3/4-14 Ⅱ TH2F12Q 3.5P 26.441 85 35 23 17 20 4 2 ¥16,500 PF 3/4-14 Ⅱ TH2F12Q1 1.5P 26.441 85 35 23 17 20 4 2 ¥16,500 ※ Thread Mills Premium Thread Mills ⑨ PF 7/8-14 Ⅱ TH2F14Q 3.5P 30.201 90 40 24 19 22 4 2 ¥24,900 ※ PF 1 -11 Ⅱ TH2F16U 3.5P 33.249 95 45 26 21 24 4 2 ¥31,000 PF 1 -11 Ⅱ TH2F16U1 1.5P 33.249 95 45 26 21 24 4 2 ¥31,000 ※ PF 1 1/8-11 Ⅱ TH2F18U 3.5P 37.897 100 45 28 21 24 4 2 ¥45,700 ※ Dies PF 1 1/4-11 Ⅱ TH2F20U 3.5P 41.910 105 45 32 26 30 4 2 ¥48,900 ⑩ PF 1 1/4-11 Ⅱ TH2F20U1 1.5P 41.910 105 45 32 26 30 4 2 ¥48,900 ※ PF 1 1/2-11 Ⅱ TH2F24U 3.5P 47.803 110 45 38 29 32 6 2 ¥67,400 PF 1 1/2-11 Ⅱ TH2F24U1 1.5P 47.803 110 45 38 29 32 6 2 ¥67,400 ※ PF 1 3/4-11 Ⅱ TH2F28U 3.5P 53.746 115 45 42 32 35 6 2 ¥91,800 ※ Center Drills Centering Tools PF 1 3/4-11 Ⅱ TH2F28U1 1.5P 53.746 115 45 42 32 35 6 2 ¥91,800 ※ ⑪ PF 2 -11 Ⅱ TH2F32U 3.5P 59.614 120 50 46 35 38 6 2 ¥114,000 PF 2 -11 Ⅱ TH2F32U1 1.5P 59.614 120 50 46 35 38 6 2 ¥114,000 ※ PF 2 1/2-11 Ⅱ TH2F40U 3.5P 75.184 145 65 55 41 44 8 2 ¥189,000 ※ JIS ※ = Specified Distribution Items. Made to order products. ⑧-70