Overall length L Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ① JIS TYPE:1 TYPE:2 Spiral Fluted Taps (for blind hole) ① Spiral Fluted Taps (for through hole) ② Blister Pack Segment:1C Spiral Pointed Taps (for through hole) ③ L ℓ ℓn ℓs Ds K ℓk No. of MSRP Size Code Chamfer TYPE (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Metric Threads M3 × 0.5 SI73.0GBP 2.5P 46 9 14 26 4 3.2 6 3 1 ¥725 M4 × 0.7 SI74.0IBP 2.5P 52 11 17 29 5 4 7 3 1 ¥755 Hand Taps M5 × 0.8 SI75.0KBP 2.5P 60 13 22 33 5.5 4.5 7 3 1 ¥765 ④ M6 × 1 SI76.0MBP 2.5P 62 15 26 33 6 4.5 7 3 1 ¥805 M8 × 1.25 SI78.0NBP 2.5P 70 19 - 36 6.2 5 8 3 2 ¥1,240 M10 × 1.5 SI7010OBP 2.5P 75 23 - 38 7 5.5 8 3 2 ¥1,560 Cemented Carbide Taps ⑤ Roll Taps ⑥ Special Thread Taps Simple Inspection Tools ⑦ Pipe Taps ⑧ Thread Mills Premium Thread Mills ⑨ Dies ⑩ Center Drills Centering Tools ⑪ JIS ※ = Specified Distribution Items. Made to order products. ①-60