Trenchless HDD Electric Walking Control Box for XCMG/Drillto/Dw/Txs/Goodeng Machine/Dilong/Vermeer/Zoomlion/Terra/Ditch Witch/Toro/Huayuan Drilling Machine Trenchless Horizontal Directional Drilling Rig Walking Control Box Walking electric control assembly Applied to the walking control of construction machinery chassis, the installation and connection are quick and easy. Use: walking control Applicable industry: construction machinery