⑥ Roll Tap Series Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk JIS N-RS Roll Taps for Non-Ferrous Materials Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe TYPE MSRP Spiral Fluted Taps (for blind hole) (mm) (mm) (mm) (mm) (mm) (mm) (mm) ① M12 × 1.75 G9 NRSM9012PP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.75 G9 NRSM9012PB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.5 G8 NRSM8012OP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.5 G8 NRSM8012OB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ Spiral Fluted Taps (for through hole) M12 × 1.5 G9 NRSM9012OP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ ② M12 × 1.5 G9 NRSM9012OB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.25 G8 NRSM8012NP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.25 G8 NRSM8012NB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1.25 G9 NRSM9012NP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ Spiral Pointed Taps (for through hole) ③ M12 × 1.25 G9 NRSM9012NB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥4,270 ※ M12 × 1 G7 NRSM7012MP 4P 82 26 - 42 8.5 6.5 9 6 6 ¥5,000 ※ M12 × 1 G7 NRSM7012MB 2P 82 26 - 42 8.5 6.5 9 6 6 ¥5,000 ※ M14 × 2 G9 NRSM9014QP 4P 88 26 - 45 10.5 8 11 6 6 ¥5,830 ※ M14 × 2 ¥5,830 ※ Hand Taps G9 NRSM9014QB 2P 88 26 - 45 10.5 8 11 6 6 ④ M14 × 2 G10 NRSM0014QP 4P 88 26 - 45 10.5 8 11 6 6 ¥5,830 ※ M14 × 2 G10 NRSM0014QB 2P 88 26 - 45 10.5 8 11 6 6 ¥5,830 ※ M14 × 1.5 G9 NRSM9014OP 4P 88 26 - 45 10.5 8 11 6 6 ¥5,830 ※ M14 × 1.5 G9 NRSM9014OB 2P 88 26 - 45 10.5 8 11 6 6 ¥5,830 ※ Cemented Carbide Taps M14 × 1 G8 NRSM8014MP 4P 88 26 - 45 10.5 8 11 6 6 ¥6,750 ※ ⑤ M14 × 1 G8 NRSM8014MB 2P 88 26 - 45 10.5 8 11 6 6 ¥6,750 ※ M16 × 2 G9 NRSM9016QP 4P 95 26 - 48 12.5 10 13 6 6 ¥7,770 ※ M16 × 2 G9 NRSM9016QB 2P 95 26 - 48 12.5 10 13 6 6 ¥7,770 ※ M16 × 2 G10 NRSM0016QP 4P 95 26 - 48 12.5 10 13 6 6 ¥7,770 ※ Roll Taps M16 × 2 ¥7,770 ※ ⑥ G10 NRSM0016QB 2P 95 26 - 48 12.5 10 13 6 6 M16 × 1.5 G9 NRSM9016OP 4P 95 26 - 48 12.5 10 13 6 6 ¥7,770 ※ M16 × 1.5 G9 NRSM9016OB 2P 95 26 - 48 12.5 10 13 6 6 ¥7,770 ※ M16 × 1 G8 NRSM8016MP 4P 95 26 - 48 12.5 10 13 6 6 ¥9,280 ※ M16 × 1 G8 NRSM8016MB 2P 95 26 - 48 12.5 10 13 6 6 ¥9,280 ※ Special Thread Taps Simple Inspection Tools ⑦ M18 × 1.5 G9 NRSM9018OP 4P 100 33 - 51 14 11 14 6 6 ¥10,400 ※ M18 × 1.5 G9 NRSM9018OB 2P 100 33 - 51 14 11 14 6 6 ¥10,400 ※ M20 × 2.5 G11 NRSM1020RP 4P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ M20 × 2.5 G11 NRSM1020RB 2P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ M20 × 1.5 Pipe Taps G9 NRSM9020OP 4P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ ⑧ M20 × 1.5 G9 NRSM9020OB 2P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ M20 × 1.5 G10 NRSM0020OP 4P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ M20 × 1.5 G10 NRSM0020OB 2P 105 33 - 50 15 12 15 6 7 ¥14,300 ※ For Unified Threads Thread Mills Premium Thread Mills No.0-80UNF G5 NRSM5UN0BP 4P 36 6.3 - 24 3 2.5 5 3 2 ¥3,020 ※ ⑨ No.0-80UNF G5 NRSM5UN0BB 2P 36 6.3 - 24 3 2.5 5 3 2 ¥3,020 ※ No.1-72UNF G5 NRSM5UN1CP 4P 42 7.2 - 27 3 2.5 5 3 2 ¥3,020 ※ No.1-72UNF G5 NRSM5UN1CB 2P 42 7.2 - 27 3 2.5 5 3 2 ¥3,020 ※ No.2-56UNC G4 NRSM4UN2EP 4P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ Dies ⑩ No.2-56UNC G4 NRSM4UN2EB 2P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.2-56UNC G5 NRSM5UN2EP 4P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.2-56UNC G5 NRSM5UN2EB 2P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.2-56UNC G6 NRSM6UN2EP 4P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.2-56UNC G6 NRSM6UN2EB 2P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ Center Drills Centering Tools ⑪ No.2-56UNC G7 NRSM7UN2EP 4P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.2-56UNC G7 NRSM7UN2EB 2P 42 8.1 - 27 3 2.5 5 4 3 ¥2,210 ※ No.3-48UNC G4 NRSM4UN3FP 4P 46 8.1 14 29 3 2.5 5 4 4 ¥1,850 ※ JIS ⑥-29 ※ = Specified Distribution Items. Made to order products.