Pipe Tap Series Overall length L Thread length ℓ Position on basic dia. ℓg Shank dia. Ds Size of square K Length of square ℓk ⑧ JIS PT Spiral Fluted Taps (for blind hole) ① JIS Hand Taps for Taper Pipe Threads, Long (ℓg) Type Spiral Fluted Taps (for through hole) ② Specification ■The PT is a hand tap for tapered pipe threads and is used for tapping products whose main purpose is the tightness of the threaded portion Spiral Pointed Taps (for through hole) when connecting pipe parts etc. ③ Recommended Tapping Speeds depending on Materials Medium carbon steels High carbon steels Alloy steels 中炭素鋼 高炭素鋼 合金鋼 〜 5 〜 5 〜 5 Hand Taps ( m / min ) ( m / min ) ( m / min ) ④ TYPE:1 TYPE:2 Cemented Carbide Taps ⑤ g g Segment:1G Roll Taps Basic No. of TYPE ⑥ Size Class Code Chamfer major dia L ℓ ℓg Ds K ℓk MSRP (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Pipe Threads PT 1/16-28 Ⅱ TH2T01K-8 2.5P 7.723 55 19 13 8 6 9 4 1 ¥3,130 PT 1/8-28 Ⅱ TH2T02K 2.5P 9.728 55 19 13 8 6 9 4 2 ¥3,130 Special Thread Taps Simple Inspection Tools ⑦ PT 1/4-19 Ⅱ TH2T04- 2.5P 13.157 62 28 21 11 9 12 4 2 ¥4,480 PT 3/8-19 Ⅱ TH2T06- 2.5P 16.662 65 28 21 14 11 14 4 2 ¥7,360 PT 1/2-14 Ⅱ TH2T08Q 2.5P 20.955 80 35 25 18 14 17 4 2 ¥12,100 PT 5/8-14 Ⅱ TH2T10Q 2.5P 22.911 82 35 25 19 15 18 4 2 ¥16,000 ※ PT 3/4-14 Ⅱ TH2T12Q 2.5P 26.441 85 35 25 23 17 20 4 2 ¥20,000 Pipe Taps ⑧ PT 7/8-14 Ⅱ TH2T14Q 2.5P 30.201 90 40 28 24 19 22 4 2 ¥32,500 ※ PT 1 -11 Ⅱ TH2T16U 2.5P 33.249 95 45 32 26 21 24 5 2 ¥36,800 PT 1 1/8-11 Ⅱ TH2T18U 2.5P 37.897 100 45 32 28 21 24 5 2 ¥52,500 ※ PT 1 1/4-11 Ⅱ TH2T20U 2.5P 41.910 105 45 32 32 26 30 5 2 ¥55,600 Thread Mills Premium Thread Mills PT 1 1/2-11 Ⅱ TH2T24U 2.5P 47.803 110 45 32 38 29 32 6 2 ¥77,800 ⑨ PT 1 3/4-11 Ⅱ TH2T28U 2.5P 53.746 115 45 32 42 32 35 6 2 ¥115,000 ※ PT 2 -11 Ⅱ TH2T32U 2.5P 59.614 120 50 35 46 35 38 6 2 ¥126,000 PT 2 1/4-11 Ⅱ TH2T36U 2.5P 65.710 145 65 50 50 38 42 6 2 ¥206,000 ※ PT 2 1/2-11 Ⅱ TH2T40U 2.5P 75.184 145 65 50 55 41 44 8 2 ¥212,000 ※ Dies ⑩ PT 3 -11 Ⅱ TH2T48U 2.5P 87.884 155 65 52 65 50 52 8 2 ¥318,000 ※ PT 3 1/2-11 Ⅱ TH2T56U 2.5P 100.330 165 68 52 70 54 58 8 2 ¥416,000 ※ PT 4 -11 Ⅱ TH2T64U 2.5P 113.030 170 70 55 75 58 62 10 2 ¥563,000 ※ Center Drills Centering Tools ⑪ JIS ※ = Specified Distribution Items. Made to order products. ⑧-14