
Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ③ PO Spiral Pointed Taps JIS L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP Size Class Code Chamfer Spiral Fluted Taps (for blind hole) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes ① 5/8-11UNC P3 PORU10U 5P 95 26 - 48 12.5 10 13 3 5 ¥5,890 ※ 5/8-18UNF P3 PORU10O 5P 95 26 - 48 12.5 10 13 3 5 ¥5,890 ※ 5/8-24UNEF P3 PORU10M 5P 95 26 - 48 12.5 10 13 3 5 ¥8,430 ※ 3/4-10UNC P4 POSU12V 5P 105 33 - 50 15 12 15 3 7 ¥10,700 ※ Spiral Fluted Taps (for through hole) 3/4-16UNF P3 PORU12P 5P 105 33 - 50 15 12 15 3 7 ¥10,700 ② 3/4-20UNEF P3 PORU12N 5P 105 33 - 50 15 12 15 3 7 ¥13,600 ※ 7/8-9UNC P4 POSU14W 5P 115 33 - 55 17 13 16 3 7 ¥15,100 ※ 7/8-14UNF P3 PORU14Q 5P 115 33 - 55 17 13 16 3 7 ¥15,100 ※ 1 -8UNC P4 POSU16X 5P 125 39 - 58 19 15 18 3 7 ¥22,500 ※ Spiral Pointed Taps (for through hole) ③ 1 -12UNF P4 POSU16S 5P 125 39 - 58 19 15 18 3 7 ¥22,500 ※ 1 -14UNS P4 POSU16Q 5P 125 39 - 58 19 15 18 3 7 ¥29,900 ※ 1 1/8-7UNC P4 POSU18Y 5P 135 46 - 62 23 17 20 4 7 ¥30,900 ※ 1 1/8-12UNF P4 POSU18S 5P 135 46 - 62 23 17 20 4 7 ¥30,900 ※ 1 1/4-7UNC P4 POMSU20Y 5P 145 46 - 67 24 19 22 4 7 ¥36,000 ※ Hand Taps ④ 1 1/4-12UNF P4 POMSU20S 5P 145 46 - 67 24 19 22 4 7 ¥36,000 ※ 1 3/8-6UNC P5 POMTU22Z 5P 155 52 - 71 28 21 24 4 7 ¥41,700 ※ 1 3/8-12UNF P4 POMSU22S 5P 155 52 - 71 28 21 24 4 7 ¥41,700 ※ 1 1/2-6UNC P5 POMTU24Z 5P 165 52 - 76 30 23 26 4 7 ¥59,700 ※ Cemented Carbide Taps 1 1/2-12UNF P4 POMSU24S 5P 165 52 - 76 30 23 26 4 7 ¥59,700 ※ ⑤ For Whitworth Threads 1/8W40 P2 POQW02H 5P 52 11 16 28 5 4 7 3 3 ¥1,680 ※ 5/32W32 P2 POQW2HJ 5P 52 11 17 29 5 4 7 3 3 ¥1,350 ※ 3/16W24 P2 POQW03M 5P 60 13 21 32 5.5 4.5 7 3 3 ¥1,360 Roll Taps 7/32W24 P2 POQW3HM 5P 62 15 26 32 6 4.5 7 3 3 ¥1,460 ※ ⑥ 1/4W20 P3 PORW04N 5P 62 15 26 33 6 4.5 7 3 3 ¥1,460 5/16W18 P3 PORW05O 5P 70 19 - 36 6.2 5 8 3 5 ¥2,060 3/8W16 P3 PORW06P 5P 75 23 - 38 7 5.5 8 3 5 ¥2,640 7/16W14 P3 PORW07Q 5P 82 26 - 42 8.5 6.5 9 3 5 ¥3,720 ※ Special Thread Taps Simple Inspection Tools ⑦ 1/2W12 P3 PORW08S 5P 88 26 - 45 10.5 8 11 3 5 ¥3,950 9/16W12 P3 PORW09S 5P 95 26 - 48 12.5 10 13 3 5 ¥5,890 ※ 5/8W11 P3 PORW10U 5P 95 26 - 48 12.5 10 13 3 5 ¥5,890 3/4W10 P4 POSW12V 5P 105 33 - 50 15 12 15 3 7 ¥10,700 ¥15,100 ※ Pipe Taps 7/8W9 P4 POSW14W 5P 115 33 - 55 17 13 16 3 7 ⑧ 1 W8 P4 POSW16X 5P 125 39 - 58 19 15 18 3 7 ¥22,500 ※ 1 1/8W7 P4 POSW18Y 5P 135 46 - 62 23 17 20 4 7 ¥30,900 ※ 1 1/4W7 P4 POMSW20Y 5P 145 46 - 67 24 19 22 4 7 ¥36,000 ※ 1 3/8W6 P5 POMTW22Z 5P 155 52 - 71 28 21 24 4 7 ¥41,700 ※ Thread Mills Premium Thread Mills 1 1/2W6 P5 POMTW24Z 5P 165 52 - 76 30 23 26 4 7 ¥59,700 ※ ⑨ 2 W4 1/2 P5 POTW329 5P 195 70 - 85 40 32 35 4 7 ¥131,000 ※ For Screw Threads used on Sewing Machines 3/32SM56 P1 POPS06E 5P 46 8.1 14 29 3 2.5 5 3 3 ¥2,290 ※ 1/8SM40 P2 POQS08H 5P 52 11 16 28 5 4 7 3 3 ¥1,680 ※ Dies ¥1,680 ※ ⑩ 1/8SM44 P2 POQS08G 5P 52 11 16 28 5 4 7 3 3 9/64SM40 P2 POQS09H 5P 52 11 16 29 5 4 7 3 3 ¥1,680 ※ 11/64SM40 P2 POQS11H 5P 60 13 21 33 5.5 4.5 7 3 3 ¥1,640 ※ 3/16SM28 P2 POQS12K 5P 60 13 21 32 5.5 4.5 7 3 3 ¥1,640 ※ 3/16SM32 P2 POQS12J 5P 60 13 21 32 5.5 4.5 7 3 3 ¥1,640 ※ Center Drills Centering Tools ⑪ 7/32SM32 P2 POQS14J 5P 62 15 26 33 6 4.5 7 3 3 ¥1,760 ※ JIS ※ = Specified Distribution Items. Made to order products. ③-18