
DH型 齿距:1/2in(12.7mm)
| 规格 | 节线长(mm) | 齿数 |
| 185DH | 18.5 | 37 |
| 230DH | 23.0 | 46 |
| 240DH | 24.0 | 48 |
| 245DH | 24.5 | 49 |
| 270DH | 27.0 | 54 |
| 280DH | 28.0 | 56 |
| 300DH | 30.0 | 60 |
| 310DH | 31.0 | 62 |
| 315DH | 31.5 | 63 |
| 320DH | 32.0 | 64 |
| 330DH | 33.0 | 66 |
| 340DH | 34.0 | 68 |
| 350DH | 35.0 | 70 |
| 360DH | 36.0 | 72 |
| 370DH | 37.0 | 74 |
| 375DH | 37.5 | 75 |
| 390DH | 39.0 | 78 |
| 400DH | 40.0 | 80 |
| 410DH | 41.0 | 82 |
| 420DH | 42.0 | 84 |
| 430DH | 43.0 | 86 |
| 450DH | 45.0 | 90 |
| 465DH | 46.5 | 93 |
| 480DH | 48.0 | 96 |
| 490DH | 49.0 | 98 |
| 510DH | 51.0 | 102 |
| 530DH | 53.0 | 106 |
| 540DH | 54.0 | 108 |
| 560DH | 56.0 | 112 |
| 570DH | 57.0 | 114 |
| 580DH | 58.0 | 116 |
| 600DH | 60.0 | 120 |
| 605DH | 60.5 | 121 |
| 630DH | 63.0 | 126 |
| 650DH | 65.0 | 130 |
| 660DH | 66.0 | 132 |
| 680DH | 68.0 | 136 |
| 700DH | 70.0 | 140 |
| 750DH | 75.0 | 150 |
| 760DH | 76.0 | 152 |
| 770DH | 77.0 | 154 |
| 800DH | 80.0 | 160 |
| 810DH | 81.0 | 162 |
| 820DH | 82.0 | 164 |
| 840DH | 84.0 | 168 |
| 850DH | 85.0 | 170 |
| 860DH | 86.0 | 172 |
| 880DH | 88.0 | 176 |
| 900DH | 90.0 | 180 |
| 950DH | 95.0 | 190 |
| 985DH | 98.5 | 197 |
| 1000DH | 100.0 | 200 |
| 1020DH | 102.0 | 204 |
| 1050DH | 105.0 | 210 |
| 1100DH | 110.0 | 220 |
| 1140DH | 114.0 | 228 |
| 1250DH | 125.0 | 250 |
| 1350DH | 135.0 | 270 |
| 1400DH | 140.0 | 280 |
| 1440DH | 144.0 | 288 |
| 1700DH | 170.0 | 340 |