
■ N+RZ/N-RZ is the forming tap suitable for steel materials such as carbon steels, alloy steels, and stainless steels. Oxide Recommended Tapping Speeds depending on Materials ・Product symbol is distinguished depend on the size. N+RZ 〜M6 Low carbon steels Medium carbon steels
5低炭素鋼15 5中炭素鋼15 N−RZ M8〜
(m/min) (m/min) TYPE:1 DIN371
:2 DIN371 :3 DIN376
TYPE TYPE
Segment:1J
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | Lobe | TYPE |
| F | or Metr | ic Threa | ds | |||||||||
| M2.5×0.45 | ISO2X | RE2.5FBHEXB | 2P | 50 | 8 | 15 | 33 | 2.8 | 2.1 | 5 | 4 | 1 |
| M3×0.5 | ISO2X | RE3.0GBHEXB | 2P | 56 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 4 | 1 |
| M3.5×0.6 | ISO2X | RE3.5HBHEXB | 2P | 56 | 11 | 20 | 32 | 4 | 3 | 6 | 4 | 1 |
| M4×0.7 | ISO2X | RE4.0IBHEXB | 2P | 63 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 4 | 1 |
| M5×0.8 | ISO2X | RE5.0KBHEXB | 2P | 70 | 14 | 25 | 39 | 6 | 4.9 | 8 | 4 | 1 |
| M6×1 | ISO2X | RE6.0MBHEXB | 2P | 80 | 15 | 30 | 45 | 6 | 4.9 | 8 | 4 | 1 |
Segment:1J
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | Lobe | TYPE |
| F | or Metr | ic Threa | ds | |||||||||
| M8×1.25 | ISO2X | RD8.0NBHEXB | 2P | 90 | 19 | 35 | 47 | 8 | 6.2 | 9 | 6 | 2 |
| M10×1.5 | ISO2X | RD010OBHEXB | 2P | 100 | 23 | 39 | 52.5 | 10 | 8 | 11 | 8 | 2 |
| M12×1.75 | ISO2X | RG012PBHEXB | 2P | 110 | 26 | - | 56 | 9 | 7 | 10 | 8 | 3 |
| M16×2 | ISO2X | RG016QBHEXB | 2P | 110 | 26 | - | 56 | 12 | 9 | 12 | 8 | 3 |
Number of oil grooves: M2.5 = non, M3〜M6 = 4, M8 = 3, M10 and larger = 4