Top-hammer rock drill rods

Sandvik provides hollow drill steel for the manufacturing of top-hammer rock drill rods, available in four different steel grades. Sandvik hollow drill steel is characterized by a number of properties that enable efficient production. Examples are:

  • High fatigue strength and toughness
  • High resistance to wear and permanent distortion
  • Close tolerances (for automated manufacturing process)
  • A uniform response to heat treatment
  • Uniform straightness (eliminating the need for straightening)

Our products for top-hammer rock drill rods