Overall length L Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ⑦ JIS TYPE:1 TYPE:2 TYPE:3 Spiral Fluted Taps (for blind hole) ① Spiral Fluted Taps (for through hole) ② TYPE:4 TYPE:5 TYPE:6 Spiral Pointed Taps (for through hole) ③ Segment:7B Size Class Code L ℓ ℓn ℓs Ds K ℓk TYPE MSRP (mm) (mm) (mm) (mm) (mm) (mm) (mm) For Metric Threads Hand Taps M2 × 0.4 GB 6H ITM62.0EG 42 5.5 12 27 3 2.5 5 1 ¥6,300 □ ④ M2 × 0.4 NB 6H ITM62.0EN 42 4.5 12 27 3 2.5 5 2 ¥6,300 □ M2 × 0.25 GB 5H ITM52.0BG 42 4 12 27 3 2.5 5 1 ¥10,000 □ M2 × 0.25 NB 5H ITM52.0BN 42 3.5 12 27 3 2.5 5 2 ¥10,000 □ M2.2 × 0.45 GB 6H ITM62.2FG 42 5.5 12 27 3 2.5 5 1 ¥6,300 □ Cemented Carbide Taps M2.2 × 0.45 NB 6H ITM62.2FN 42 4.5 12 27 3 2.5 5 2 ¥6,300 □ ⑤ M2.2 × 0.25 GB 5H ITM52.2BG 42 4 12 27 3 2.5 5 1 ¥10,000 □ M2.2 × 0.25 NB 5H ITM52.2BN 42 3.5 12 27 3 2.5 5 2 ¥10,000 □ M2.3 × 0.4 GB 6H ITM62.3EG 42 5.5 12 27 3 2.5 5 1 ¥6,300 □ M2.3 × 0.4 NB 6H ITM62.3EN 42 4.5 12 27 3 2.5 5 2 ¥6,300 □ Roll Taps ⑥ M2.3 × 0.25 GB 5H ITM52.3BG 42 4 12 27 3 2.5 5 1 ¥10,000 □ M2.3 × 0.25 NB 5H ITM52.3BN 42 3.5 12 27 3 2.5 5 2 ¥10,000 □ M2.5 × 0.45 GB 6H ITM62.5FG 46 5.5 14 29 3 2.5 5 1 ¥5,990 □ M2.5 × 0.45 NB 6H ITM62.5FN 46 4.5 14 29 3 2.5 5 2 ¥5,990 □ M2.5 × 0.35 GB ¥9,420 □ Special Thread Taps Simple Inspection Tools 6H ITM62.5DG 46 4.5 14 29 3 2.5 5 1 ⑦ M2.5 × 0.35 NB 6H ITM62.5DN 46 3.5 14 29 3 2.5 5 2 ¥9,420 □ M2.6 × 0.45 GB 6H ITM62.6FG 46 5.5 14 29 3 2.5 5 1 ¥5,990 □ M2.6 × 0.45 NB 6H ITM62.6FN 46 4.5 14 29 3 2.5 5 2 ¥5,990 □ M2.6 × 0.35 GB 6H ITM62.6DG 46 4.5 14 29 3 2.5 5 1 ¥9,420 □ Pipe Taps M2.6 × 0.35 NB 6H ITM62.6DN 46 3.5 14 29 3 2.5 5 2 ¥9,420 □ ⑧ M3 × 0.5 GB 6H ITM63.0GG 46 5.5 14 26 4 3.2 6 1 ¥5,560 □ M3 × 0.5 NB 6H ITM63.0GN 46 4.5 14 26 4 3.2 6 2 ¥5,560 □ M3 × 0.35 GB 6H ITM63.0DG 46 4.5 14 26 4 3.2 6 1 ¥8,550 □ M3 × 0.35 NB 6H ITM63.0DN 46 3.5 14 26 4 3.2 6 2 ¥8,550 □ Thread Mills Premium Thread Mills M3.5 × 0.6 GB ¥5,560 □ ⑨ 6H ITM63.5HG 52 7.5 16 29 5 4 7 1 M3.5 × 0.6 NB 6H ITM63.5HN 52 6 16 29 5 4 7 2 ¥5,560 □ M3.5 × 0.35 GB 6H ITM63.5DG 52 4.5 16 29 5 4 7 1 ¥7,930 □ M3.5 × 0.35 NB 6H ITM63.5DN 52 3.5 16 29 5 4 7 2 ¥7,930 □ M4 × 0.7 GB 6H ITM64.0IG 52 7.5 17 29 5 4 7 1 ¥5,100 □ Dies ⑩ M4 × 0.7 NB 6H ITM64.0IN 52 6 17 29 5 4 7 2 ¥5,100 □ M4 × 0.5 GB 6H ITM64.0GG 52 7.5 17 29 5 4 7 1 ¥6,680 □ M4 × 0.5 NB 6H ITM64.0GN 52 6 17 29 5 4 7 2 ¥6,680 □ M4.5 × 0.75 GB 6H ITM64.5JG 60 7.5 21 33 5.5 4.5 7 1 ¥6,740 □ M4.5 × 0.75 Center Drills Centering Tools NB 6H ITM64.5JN 60 6 21 33 5.5 4.5 7 2 ¥6,740 □ ⑪ M4.5 × 0.5 GB 6H ITM64.5GG 60 7.5 21 33 5.5 4.5 7 1 ¥7,650 □ M4.5 × 0.5 NB 6H ITM64.5GN 60 6 21 33 5.5 4.5 7 2 ¥7,650 □ M5 × 0.8 GB 6H ITM65.0KG 60 10 22 33 5.5 4.5 7 1 ¥5,100 □ JIS ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer. ⑦-46