Fencing Machinery

Protech P18 Digger Mounted Post knocker

protech post knocker on a slope by trees

A robust post driver designed for 2.5 to 5 Ton mini diggers. A versatile machine with a choice of mounting positions, provides great visibility. It has a 210kg hammer and a rock spike. It can be supplied with or without a digger.


  • 150 kg / 180 kg / 210 kg weight option
  • Grease impregnated nylon pulleys
  • 20mm diameter double braided rope
  • Excellent visibility with the offset mounting bracket
  • Optional 60mm hardened steel rock spike
  • Optional side to side mast tilt
  • 270mm throat width quick release gripper plate
  • 2m long extendable leg for depth control and stability
  • Mid or lower mounting positions available
  • heavy duty mast construction