Extension Rods

Sandvik hexagonal or round extension rods are suitable for most hand held bolting rigs​, bolter miner and mobile drill rig machines. Intended for most applications in underground soft rock mines, these extension rods are constructed for long life.


  • Made with superior Sandvik steel for increased service life
  • Engineered for straight holes and easy coupling/uncoupling to provide you with higher productivity
  • Suitable for hole diameters 27 mm to 72 mm, thus making it easy to use in most applications