① Spiral Fluted Tap Series for blind hole 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 HVSP Z-PRO Spiral fluted Taps for Forged Parts in the Heavy Metalworking Industry. L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP Size Class Code Chamfer Spiral Fluted Taps (for blind hole) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes ① 1 3/8-12UNF P4 SYU22SSEEXJ 2.5P 200 52 - 102 28 21 24 4 2 ¥60,000 ※ 1 1/2-6UNC P6 SYU24ZUEEXJ 2.5P 200 52 - 102 30 23 26 4 2 ¥64,000 ※ 1 1/2-8UN P5 SYU24XTEEXJ 2.5P 200 52 - 102 30 23 26 4 2 ¥64,000 ※ 1 1/2-12UNF P4 SYU24SSEEXJ 2.5P 200 52 - 102 30 23 26 4 2 ¥64,000 ※ Spiral Fluted Taps (for through hole) 1 3/4-5UNC P6 SYU280UEEXJ 2.5P 220 59 - 112 35 26 30 4 2 ¥80,900 ※ ② 1 3/4-8UN P5 SYU28XTEEXJ 2.5P 220 59 - 112 35 26 30 4 2 ¥80,900 ※ 1 3/4-12UN P4 SYU28SSEEXJ 2.5P 220 59 - 112 35 26 30 4 2 ¥80,900 ※ 2 -4 1/2UNC P7 SYU329VEEXJ 2.5P 250 73 - 128 40 32 35 4 2 ¥117,000 ※ 2 -8UN P6 SYU32XUEEXJ 2.5P 250 73 - 128 40 32 35 4 2 ¥117,000 ※ Spiral Pointed Taps (for through hole) ③ Hand Taps ④ 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 ①-25 ※ = Specified Distribution Items. Made to order products.