
Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ⑦ SIT Simple Thread Inspection Tools JIS Size Class Code L ℓ ℓn ℓs Ds K ℓk TYPE MSRP Spiral Fluted Taps (for blind hole) (mm) (mm) (mm) (mm) (mm) (mm) (mm) ① 1/2-13UNC GB 2B ITM2U08RG 88 17 43 45 10.5 8 11 3 ¥6,890 □ 1/2-13UNC WB 2B ITM2U08RN 88 13 43 45 10.5 8 11 4 ¥6,890 □ 1/2-20UNF GB 2B ITM2U08NG 88 17 43 45 10.5 8 11 3 ¥6,890 □ 1/2-20UNF WB 2B ITM2U08NN 88 10 43 45 10.5 8 11 4 ¥6,890 □ Spiral Fluted Taps (for through hole) 9/16-12UNC GB 2B ITM2U09SG 95 26 47 48 12.5 10 13 3 ¥7,030 □ ② 9/16-12UNC WB 2B ITM2U09SN 95 17 47 48 12.5 10 13 4 ¥7,030 □ 9/16-18UNF GB 2B ITM2U09OG 95 20 47 48 12.5 10 13 3 ¥7,030 □ 9/16-18UNF WB 2B ITM2U09ON 95 13 47 48 12.5 10 13 4 ¥7,030 □ 5/8-11UNC GB 2B ITM2U10UG 95 26 47 48 12.5 10 13 3 ¥7,030 □ Spiral Pointed Taps (for through hole) ③ 5/8-11UNC WB 2B ITM2U10UN 95 17 47 48 12.5 10 13 4 ¥7,030 □ 5/8-18UNF GB 2B ITM2U10OG 95 20 47 48 12.5 10 13 3 ¥7,030 □ 5/8-18UNF WB 2B ITM2U10ON 95 13 47 48 12.5 10 13 4 ¥7,030 □ 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 ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer. ⑦-50