Detailed Answer
Dual speed + inching: each motion has two speeds (fast running + low-speed fine adjustment), with inching on the low gear (short presses for millimeter-level movement). Shipbuilding block alignment demands precision, so dual speed + inching is the core configuration. The LDER LD-10DK/12DK low-speed gear is programmable; XINGJIA likewise.
| Dual speed | Fast + slow |
| Inching | Millimeter-level |
| Adjustment | Programmer |
Note:Preset multiple inching speeds per block type.