⑧ Pipe Tap Series Overall length L Thread length ℓ Position on basic dia. ℓg Shank dia. Ds Size of square K Length of square ℓk JIS CT-S-PT Spiral Fluted Taps (for blind hole) ① JIS Carbide Taps for Taper Pipe Threads, Short (ℓg) Type, for Cast Irons Spiral Fluted Taps (for through hole) ② Specification ■T he CT-S-PT is a hand tap for tapered pipe threads and is suitable for thread processing in mass produced hard and brittle material such Spiral Pointed Taps (for through hole) as cast iron. It is used for tapping when the ③ fitting length needs to be shortened. It produces Recommended Tapping Speeds depending on Materials a threaded product whose main purpose is the Cast irons Ductile cast irons Brass castings tightness of the threaded parts. 鋳鉄 強靱鋳鉄 黄銅鋳物 〜 5 〜 5 〜 5 Hand Taps ( m / min ) ( m / min ) ( m / min ) ④ TYPE:1 Cemented Carbide Taps ⑤ g Segment:1L Roll Taps Basic ⑥ L ℓ ℓg Ds K ℓk No. of MSRP Size Class Code Chamfer major dia TYPE (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Pipe Threads PT 1/8-28 Ⅱ TCST02K 2.5P 9.728 55 16.5 10.5 8 6 9 4 1 ¥26,300 ※ PT 1/4-19 Ⅱ TCST04- 2.5P 13.157 62 19.5 12.5 11 9 12 4 1 ¥41,000 ※ Special Thread Taps Simple Inspection Tools ⑦ PT 3/8-19 Ⅱ TCST06- 2.5P 16.662 65 21 14 14 11 14 4 1 ¥52,600 ※ PT 1/2-14 Ⅱ TCST08Q 2.5P 20.955 80 27 17 18 14 17 4 1 ¥51,900 ※ Pipe Taps ⑧ Thread Mills Premium Thread Mills ⑨ Dies ⑩ Center Drills Centering Tools ⑪ JIS ⑧-39 ※ = Specified Distribution Items. Made to order products.