
⑦ Special Thread Taps / Simple Inspection Tools Overall length L Thread length ℓ Thread + Neck ℓn length ℓs Shank length Shank dia. Ds Size of square K Length of square ℓk JIS HT CTV Spiral Fluted Taps (for blind hole) ① JIS Hand Taps for Bicycle Tire Valve Threads Spiral Fluted Taps (for through hole) ② Specification ■Tap for bicycle tire valve threads. Spiral Pointed Taps (for through hole) ③ Recommended Tapping Speeds depending on Materials Brass 黄銅 〜 10 Hand Taps ( m / min ) ④ TYPE:1 TYPE:2 Cemented Carbide Taps ⑤ Segment:1A Roll Taps Basic ⑥ L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP Size Code Chamfer major dia (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Bicycle Tire Valve Threads CTV5-36 TYCV5IRLEBA 1.5P 5.330 62 15 26 33 6 4.5 7 3 1 ¥2,110 □ CTV5-24 TYCV5MSLEBA 1.5P 5.100 62 15 26 33 6 4.5 7 3 1 ¥2,110 □ Special Thread Taps Simple Inspection Tools CTV8-32 ¥2,800 □ ⑦ TYCV8JRLEBA 1.5P 7.900 70 19 - 36 6.2 5 8 3 2 CTV8-30 TYCV83RLEBA 1.5P 8.100 70 19 - 36 6.2 5 8 3 2 ¥3,200 □ 5V2 TY05V2QLEBA 1.5P 5.370 62 15 26 33 6 4.5 7 3 1 ¥2,110 □ 6V1 TY06V1QLEBA 1.5P 6.160 62 15 26 33 6 4.5 7 3 1 ¥2,110 □ Pipe Taps ⑧ ■ For Bicycle Tire Valve Threads unit: mm ■ Bored hole size unit: mm Pitch Diameter Minor Diameter Minor diameter of internal thread(D1) Bored hole size Size (reference) Size Max. Min. Thread Mills Premium Thread Mills Basic Size Basic Size CTV 5 - 36 4.732 4.630 4.71 ⑨ CTV 5 - 36 4.872 4.566 CTV 5 - 24 4.214 3.954 4.15 CTV 5 - 24 4.413 3.954 CTV 8 - 32 7.192 7.040 7.15 CTV 8 - 32 7.384 7.041 CTV 8 - 30 7.344 7.183 7.30 5V2 4.600 4.400 4.55 CTV 8 - 30 7.550 7.183 Dies 6V1 5.540 5.440 5.52 ⑩ 5V2 4.760 4.400 6V1 5.725 5.440 Center Drills Centering Tools ⑪ JIS ⑦-35 ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer.