Hand Tap Series HT Hand Taps Spiral Fluted Taps (for blind hole) Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes 1/4-20UNC P2 TNMQU04N1 1.5P 62 15 26 33 6 4.5 7 4 3 ○ TNMQU04K5 5P 1/4-28UNF P2 62 15 26 33 6 4.5 7 4 3 ○ TNMQU04K1 1.5P Spiral Fluted Taps (for through hole) TNMQU04J5 5P 1/4-32UNEF P2 62 15 26 33 6 4.5 7 4 3 △ TNMQU04J1 1.5P TNMRU05O5 5P 5/16-18UNC P3 70 19 - 36 6.2 5 8 4 5 ○ TNMRU05O1 1.5P Spiral Pointed Taps (for through hole) TNMQU05M5 5P 5/16-24UNF P2 70 19 - 36 6.2 5 8 4 5 ○ TNMQU05M1 1.5P TNMQU05J5 5P 5/16-32UNEF P2 70 19 - 36 6.2 5 8 4 5 △ TNMQU05J1 1.5P TNMRU06P5 5P Hand Taps 3/8-16UNC P3 75 23 - 38 7 5.5 8 4 5 ○ TNMRU06P1 1.5P TNMRU06M5 5P 3/8-24UNF P3 75 23 - 38 7 5.5 8 4 5 ○ TNMRU06M1 1.5P TNMQU06J5 5P Cemented Carbide Taps 3/8-32UNEF P2 75 13 - 38 7 5.5 8 4 6 △ TNMQU06J1 1.5P TNMRU07Q5 5P 7/16-14UNC P3 82 26 - 42 8.5 6.5 9 4 5 ○ TNMRU07Q1 1.5P TNMRU07N5 5P 7/16-20UNF P3 82 26 - 42 8.5 6.5 9 4 5 ○ Roll Taps TNMRU07N1 1.5P TNMQU07K5 5P 7/16-28UNEF P2 82 26 - 42 8.5 6.5 9 4 5 △ TNMQU07K1 1.5P TNMRU08R5 5P 1/2-13UNC P3 88 26 - 45 10.5 8 11 4 5 ○ TNMRU08R1 1.5P Special Thread Taps Simple Inspection Tools TNMRU08N5 5P 1/2-20UNF P3 88 26 - 45 10.5 8 11 4 5 ○ TNMRU08N1 1.5P TNMQU08K5 5P 1/2-28UNEF P2 88 26 - 45 10.5 8 11 4 5 △ TNMQU08K1 1.5P Pipe Taps TNMRU09S5 5P 9/16-12UNC P3 95 26 - 48 12.5 10 13 4 5 △ TNMRU09S1 1.5P TNMRU09O5 5P 9/16-18UNF P3 95 26 - 48 12.5 10 13 4 5 ○ TNMRU09O1 1.5P Thread Mills TNMSU10U5 5P 5/8-11UNC P4 95 26 - 48 12.5 10 13 4 5 ○ TNMSU10U1 1.5P TNMRU10O5 5P 5/8-18UNF P3 95 26 - 48 12.5 10 13 4 5 ○ TNMRU10O1 1.5P Dies TNMRU10M5 5P 5/8-24UNEF P3 95 26 - 48 12.5 10 13 4 5 △ TNMRU10M1 1.5P TNMSU12V5 5P 3/4-10UNC P4 105 33 - 50 15 12 15 4 7 ○ TNMSU12V1 1.5P TNMRU12P5 5P Center Drills 3/4-16UNF P3 105 33 - 50 15 12 15 4 7 ○ TNMRU12P1 1.5P TNMRU12N5 5P 3/4-20UNEF P3 105 33 - 50 15 12 15 4 7 △ TNMRU12N1 1.5P TNMSU14W5 5P 7/8-9UNC P4 115 33 - 55 17 13 16 4 7 ○ Centering Tools TNMSU14W1 1.5P TNMSU14Q5 5P 7/8-14UNF P4 115 33 - 55 17 13 16 4 7 ○ TNMSU14Q1 1.5P 7/8-20UNEF P3 TNMRU14N5 5P 115 33 - 55 17 13 16 4 7 △ JIS HT-15 ◎=Standard ○=Semi standard △=Made to order 440 For improvement, spec may change without advance notice.