Krham offers several elements of the string drillings for top hammer and percussive drilling. From shank adapters to bits through coupling sleeves reduction coupling and bit adapter coupling.
The aim of Krham, is to provide the perfect tool for drilling in any type of terrain, offering tools to improve the original equipment of all the brands, so for the manufacturing of shank adapters, bits, coupling sleeves reduction coupling and bit adapter coupling, Krham uses high strength materials, which make possible to produce a final product with a similar or even longer expected life than items from other manufacturers.








