HVT350A Hydraulic Breakout Tong,Drill Pipe/Rods Shackle System for Horizontal Directional Drilling. HVT350A Main Technical Parameters 1. Through hole: 13 Pulgadas 2. Diameter of clamping tube: 6~12in 3. Suitable drill pipes: 5En; 5 1/2En; 6 5/8En; 7 5/8En 4. Par de grilletes: 350KN.m 5. Tightening torque: 240KN.m 6. Inclination angle: 5°~15° 7. Spacer between support heads: 13 Pulgadas 8. Cilindro de apriete principal: …
