NS是日本著名的整体硬质合金刀具制造商，公司产品更侧重于高速、高精度加工尤其在微小径的领域，NS的优势是无可比拟的，不仅规格齐全而且最小刀具直径可达0.01mm。NS铣刀在目前电子、数码、医疗、机械等行业都有非常优异的表现。
公司重点推荐系列：MSE430、MHR230、MSB230、MRB230，主要是针对精密模具深沟位加工。
MRB230
[MUGEN-COATING 2-Flute Ball End Mill for Deep Rib with Long Neck]
[mm/¥]
| Code No. | (R)Radius | (l1)Effective Length | (l)Length of Cut | (D)Dia. | (d2)Under Neck Dia. | (γ)Neck Taper Angle | (d)Shank Dia. | (L)Overall Length | Actual effective length depending on inclined angle of workpiece. | Retail Price |
| 30′ | 1° | 1°30′ | 2° | 3° |
| 08-00520-20051 | R0.05 | 0.3 | 0.07 | 0.1 | 0.085 | 12° | 4 | 45 | 0.34 | 0.36 | 0.37 | 0.39 | 0.42 | 12,000 |
| 08-00520-20052 | 0.5 | 4 | 45 | 0.55 | 0.57 | 0.6 | 0.63 | 0.69 | 13,000 |
| 08-00520-00101 | R0.1 | 0.5 | 0.15 | 0.2 | 0.18 | 12° | 4 | 45 | 0.57 | 0.59 | 0.62 | 0.64 | 0.7 | 8,400 |
| 08-00521-00101 | 0.5 | 6 | 50 | 0.57 | 0.59 | 0.62 | 0.64 | 0.7 | 9,900 |
| 08-00520-10101 | 0.75 | 4 | 45 | 0.83 | 0.87 | 0.9 | 0.94 | 1.04 | 8,400 |
| 08-00520-00102 | 1 | 4 | 45 | 1.09 | 1.14 | 1.19 | 1.24 | 1.37 | 8,400 |
| 08-00521-00102 | 1 | 6 | 50 | 1.09 | 1.14 | 1.19 | 1.24 | 1.37 | 9,900 |
| 08-00520-10102 | 1.25 | 4 | 45 | 1.36 | 1.41 | 1.47 | 1.54 | 1.7 | 9,100 |
| 08-00520-00103 | 1.5 | 4 | 45 | 1.62 | 1.68 | 1.76 | 1.84 | 2.03 | 9,100 |
| 08-00521-00103 | 1.5 | 6 | 50 | 1.62 | 1.68 | 1.76 | 1.84 | 2.03 | 10,700 |
| 08-00520-10103 | 1.75 | 4 | 45 | 1.88 | 1.96 | 2.04 | 2.14 | 2.36 | 10,000 |
| 08-00520-00104 | 2 | 4 | 45 | 2.14 | 2.23 | 2.33 | 2.44 | 2.7 | 10,000 |
| 08-00521-00104 | 2 | 6 | 50 | 2.14 | 2.23 | 2.33 | 2.44 | 2.7 | 11,600 |
| 08-00520-00105 | 2.5 | 4 | 45 | 2.66 | 2.77 | 2.9 | 3.04 | 3.36 | 10,900 |
| 08-00520-00106 | 3 | 4 | 45 | 3.18 | 3.32 | 3.47 | 3.64 | 4.02 | 11,700 |
