Glad to know you're sourcing Core, Anchor, Engineering, Tunnel, Water Well Drilling Rig. Could you pls tell me how depth you need ? what's the max & min drilling diameter ? to drill what ? We supply :(1) Core Drilling Rig: XY-2, XY-3, XY-8, XY-44A, TPY-30, WPY-30, GX-100, XYC-200(2) Anchor Drilling Rig: MGJ-50, MGY-80, MGQ-30, MDL(3) Engineering Drilling Rig: GQ-10, GQ-20(4) Tunnel Drilling Rig: KDJ-200, KDY-30(5) Water Well Drilling Rig: GD-100, JDL-300(6) Multipurpose Drilling Rig: GXY-100, XT-6R