Bring in your NPK HAMMER for a NPK CERTIFIED REBUILD and you will receive 20% OFF ALL PARTS used to professionally rebuild your hammer. In addition to outstanding local service provided by our factory-trained technicians you will receive a 6 month warranty covering all workmanship and materials used for the rebuild!
Program valid December 2017 through March 2018
This warranty does not apply to shipping cost or wear items such as: upper/lower tool bushings, impact ring, retaining bar and pins. New tool is covered by separate tool warranty.