'
按JB/T8047-95标准制造，I型V型架采用优质工具钢制造，II型、III型V型架采用hT200材料，I、II、III型V型架一般成对供应，用于精密轴类零件的检测、划线、定位及机械加工中的装夹。
| 规格 (mm) | 工作面平面度 | v型槽对底面平行度 | v型槽对侧面平行度 | v型槽对两侧面对称度 | v型槽对端面的垂直度 |
| 精度等级 ( μm ) |
| 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 |
| I 型 | 35 × 35 × 30 | 1 | 2 | 3 | 2.5 | 5 | 10 | 2.5 | 5 | 10 | 5 | 10 | 20 | 5 | 5 | 10 |
| 60 × 60 × 50 | 1 | 2 | 3 | 2.5 | 5 | 10 | 2.5 | 5 | 10 | 5 | 10 | 20 | 5 | 5 | 10 |
| 105 × 105 × 80 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 |
| II 型 | 100 × 80 × 30 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 |
| 150 × 125 × 45 | | 4 | 6 | | 10 | 20 | | 10 | 20 | | 20 | 40 | | | |
| III 型 | 100 × 100 × 80 | | 3 | 5 | | 15 | 25 | | 15 | 25 | | 30 | 50 | | | |
| 150 × 150 × 80 | | 4.5 | 6.5 | | 15 | 25 | | 15 | 25 | | 30 | 50 | | | |
| 200 × 200 × 90 | | 5 | 8 | | 20 | 30 | | 20 | 30 | | 40 | 60 | | | |
| 300 × 300 × 120 | | 10 | 12 | | 30 | 40 | | | | | | | | | |
| 磁性v型块 | 80 × 60 × 75 | 1.5 | 2 | 3 | 2.5 | 6 | 12 | 3 | 6 | 12 | 6 | 12 | 22 | 6 | 6 | 12 |
| 100 × 60 × 80 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 |
| 150 × 50 × 125 | | 4 | 6 | | 10 | 20 | | 10 | 20 | ? | 20 | 40 | |