不切頂精切20°壓力角直齒圓柱齒輪用插齒刀。
插齒刀精度可按下列標準承制：
GB 6082-85, DIN 1829-1977,
JIS B 4356-85, BS 5246-1976
徑節制插齒刀亦可承制以下規格范圍：
徑節(DP)：2～ 40 公稱直徑：3″～ 8″
規格參數：
| Nominal Dia. | Module | Pitch Dia. | No. of Teeth | Hole Dia. | Width |
| 公稱直徑 | 模 數 | 分圓直徑 | 齒 數 | 孔 徑 | 厚 度 |
| 50mm | 1 | 50 | 50 | 20 | 25 |
| 1.25 | 40 | ||||
| 1.5 | 51 | 34 | |||
| 1.75 | 50.75 | 29 | |||
| 2 | 50 | 25 | |||
| 2.25 | 49.5 | 22 | |||
| 2.5 | 50 | 20 | |||
| 2.75 | 49.5 | 18 | |||
| 3 | 51 | 17 | 27 | ||
| 3.25 | 48.75 | 15 | |||
| 3.5 | 49 | 14 | |||
| 75mm | 1 | 76 | 76 | 31.743 | 30 |
| 1.25 | 75 | 60 | |||
| 1.5 | 50 | ||||
| 1.75 | 75.25 | 43 | |||
| 2 | 76 | 38 | |||
| 2.25 | 76.5 | 34 | |||
| 2.5 | 75.5 | 30 | |||
| 2.75 | 77 | 28 | |||
| 3 | 75 | 25 | 32 | ||
| 3.25 | 78 | 24 | |||
| 3.5 | 77 | 22 | |||
| 3.75 | 75 | 20 | |||
| 4 | 76 | 19 | |||
| 100mm | 1 | 100 | 100 | 31.743 或（or） 44.443 | 32 |
| 1.25 | 80 | ||||
| 1.5 | 102 | 68 | |||
| 1.75 | 101.5 | 58 | 34 | ||
| 2 | 100 | 50 | |||
| 2.25 | 101.25 | 45 | |||
| 2.5 | 100 | 40 | |||
| 2.75 | 99 | 36 | |||
| 3 | 102 | 34 | |||
| 3.25 | 100.75 | 31 | |||
| 3.5 | 101.5 | 29 | 36 | ||
| 3.75 | 101.25 | 27 | |||
| 4 | 100 | 25 | |||
| 4.5 | 99 | 22 | |||
| 5 | 100 | 20 | |||
| 5.5 | 104.5 | 19 | |||
| 6 | 108 | 18 | |||
| 125mm | 4 | 124 | 31 | 31.743 或（or） 44.443 | 40 |
