用途:用于檢驗英制55度圓柱管螺紋,
生產標準:GB/T 10922 材質:Gcr15 硬度HRC58-63
| 規格 | 牙數 | 螺距 | 規格 | 牙數 | 螺距 | |
| G1/16 | 28 | 0.907 | G1 3/4 | 11 | 2.309 | |
| G1/8 | 28 | 0.907 | G2 | 11 | 2.309 | |
| G1/4 | 19 | 1.337 | G2 1/4 | 11 | 2.309 | |
| G3/8 | 19 | 1.337 | G2 1/2 | 11 | 2.309 | |
| G1/2 | 14 | 1.814 | G2 3/4 | 11 | 2.309 | |
| G5/8 | 14 | 1.814 | G3 | 11 | 2.309 | |
| G3/4 | 14 | 1.814 | G3 1/2 | 11 | 2.309 | |
| G7/8 | 14 | 1.814 | G4 | 11 | 2.309 | |
| G1 | 11 | 2.309 | G4 1/2 | 11 | 2.309 | |
| G1 1/8 | 11 | 2.309 | G5 | 11 | 2.309 | |
| G1 1/4 | 11 | 2.309 | G5 1/2 | 11 | 2.309 | |
| G1 1/2 | 11 | 2.309 | G6 | 11 | 2.309 |
相應的左牙/左旋量規規格齊全










