| 型號 | 主要尺寸(mm) | ||||
| d | D | 2B | rs?min | r1s?min | |
| S7208BDT | 40 | 80 | 36 | 1.1 | 0.6 |
| S7208DT | 40 | 80 | 36 | 1.1 | 0.6 |
| S7209BDT | 45 | 85 | 38 | 1.1 | 0.6 |
| S7209DT | 45 | 85 | 38 | 1.1 | 0.6 |
| S7210BDT | 50 | 90 | 40 | 1.1 | 0.6 |
| S7210DT | 50 | 90 | 40 | 1.1 | 0.6 |
| S7211BDT | 55 | 100 | 42 | 1.5 | 1 |
| S7211DT | 55 | 100 | 42 | 1.5 | 1 |
| S7212BDT | 60 | 110 | 44 | 1.5 | 1 |
| S7212DT | 60 | 110 | 44 | 1.5 | 1 |
| S7213BDT | 65 | 120 | 46 | 1.5 | 1 |
| S7213DT | 65 | 120 | 46 | 1.5 | 1 |
| S7214BDT | 70 | 125 | 48 | 1.5 | 1 |
| S7214DT | 70 | 125 | 48 | 1.5 | 1 |
| S7215BDT | 75 | 130 | 50 | 1.5 | 1 |
| S7215DT | 75 | 130 | 50 | 1.5 | 1 |
| S7216BDT | 80 | 140 | 52 | 2 | 1 |
| S7216DT | 80 | 140 | 52 | 2 | 1 |
| S7217BDT | 85 | 150 | 56 | 2 | 1 |
| S7217DT | 85 | 150 | 56 | 2 | 1 |
| S7218BDT | 90 | 160 | 60 | 2.0 | 1 |
| S7218DT | 90 | 160 | 60 | 2.0 | 1 |
| S7219BDT | 95 | 170 | 64 | 2.1 | 1.1 |
| S7219DT | 95 | 170 | 64 | 2.1 | 1.1 |