Digital-Control Tri-Dimension Driller:Technical parameters: 1. Size: 2650mmx2350mmx2900mm (lengthxwidthxheight) 2. Size of ... of procedure Introduction: With advanced technology from abroad, digital-control tri-dimension driller possesses the working principle of mechanics, electrics, hydraulics, and ... , while the operation of this machine is simple. Digital-Control Tri-Dimension Driller