Choosing the right hammer is largely determined by hole size and
type of rock formation. Ideally, the size of the hammer should
match the required hole dimension as closely as possible, leaving
just enough space for cuttings to evacuate the hole.
Suitable choice of raw material, advanced processing technology and
perfect quality warranty.
With hardened treatment, drilling life can be extended and then
cost can be reduced.
Size range 4.5’’,5”,5.5 ’’ etc.
Shank styles: NRC45,NRC55,NRC65,PR52
Our DTH hammer are widely applied to open pit and underground
mining to drill blasting holes, drainage holes, ventilation holes,
center holes or blasting holes of raising boring, pipe holes and
other deep holesin all various strength rocks, such as quarry
exploitation, earthwork projects, water-well, constructionsand so
1. Price commitment: in order to ensure the high reliability of
products, raw material selection are using grapefruit brand
products; under the same competitive conditions,and not to reduce
product technical performance on the basis of sincerity at a
favorable price to customers.
2. Quality commitment: product manufacturing and testing have
quality records and inspection data; the performance of the product
can withstand customer inspection.
3. Customer service: in order to create new diamond brand, enhance
the visibility of enterprises, establish corporate image, we serve
customers with the principle of "preferential prices, good service,
reliable product quality" principle.