NPK is the world-wide leader in the excavator attachment industry including hydraulic hammers and breaker buckets.


  1. Excellent power-to-weight ratio

  2. Gas-charged piston to maximise hammer efficiency

  3. Simple, two moving parts design for reliability

  4. Separate ports for NPK AutoLube system and an air line for underwater use

  5. Bottom tie rod nuts for easier serviceability

  6. Quick-change tool system with single round retainer pin

  7. Variety of tool configurations available

  8. Replaceable cylinder valve for easy, economical rebuild

  9. Tool bushings engineered for quick, easy replacement.

Full serviceability of the industry’s easiest, lowest cost, body rebuild system – Hammers aren’t meant to have an easy life. They occasionally need to be rebuilt. When the hammer body is involved, NPK’s replaceable sleeve design can reduce your costs by a factor of five to ten.


As recognised by the world’s leading mining operators.

As trusted in the world’s toughest environments.


NPK Hammer Full Brochure



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