⑥ Roll Tap Series Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk JIS LS-N-RS Long Shank Roll Taps for Non-Ferrous Materials Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe TYPE MSRP Spiral Fluted Taps (for blind hole) (mm) (mm) (mm) (mm) (mm) (mm) (mm) ① M10 × 1.5 G7 NRSM7010OP10 4P 100 23 - 50 7 5.5 8 6 2 ¥3,790 ※ M10 × 1.5 G7 NRSM7010OP15 4P 150 23 - 50 7 5.5 8 6 2 ¥6,190 ※ M10 × 1.5 G7 NRSM7010OB10 2P 100 23 - 50 7 5.5 8 6 2 ¥3,790 ※ M10 × 1.5 G7 NRSM7010OB15 2P 150 23 - 50 7 5.5 8 6 2 ¥6,190 ※ Spiral Fluted Taps (for through hole) M10 × 1.25 G7 NRSM7010NB10 2P 100 23 - 50 7 5.5 8 6 2 ¥3,790 ※ ② M10 × 1.25 G7 NRSM7010NB15 2P 150 23 - 50 7 5.5 8 6 2 ¥6,190 ※ Number of oil grooves : 1 For M6 and smaller, external centers of 2P chamfer taps are removed. 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 ⑥-37 ※ = Specified Distribution Items. Made to order products.