![](https://www.wassara.com/wp-content/uploads/2023/07/Hammer_liggande_utan_bakgrund_HR-beskuren-rektangel-e1688555837827.png)
Hammers
The Wassara technology uses water to power the down-the-hole (DTH) percussion hammer. This makes it the superior choice for many drilling applications where air-powered DTH hammer, top hammer or rotary drilling equipment are normally used.
You can find out more about each hammer size by choosing from the list below:
![](https://www.wassara.com/wp-content/uploads/2023/03/Skarmavbild-2023-03-16-kl.-10.45.01.png)
![](https://www.wassara.com/wp-content/uploads/2023/07/Wassara_rigg_20160914_0429-scaled.webp)
What is water-powered DTH drilling?
The heart of our drilling system is the water-powered DTH hammer, developed and patented in the year 1988 by engineers at LKAB Wassara.