STR Series DTH Hammer Bits are the own design shank hammer.

STR30 DTH hammer is shorter, fatter and lighter than other brands, this will be more convenient for drillers operation.

STR30 hammer is the money -saver for the new drilling area, with the outstanding features in air saving, penetration, longevity and reliability. 

Excellent performance in both “soft” ground and “hard” ground in terms of ROP.

Features:

A.Cost saving. Which can be drilled 1-2 more holes than others

B.Fuel saving. Higher air pressure held under same air supplied. Less air consumption.

C.Air pressure holding. Constant air maintained during entire drilling life

D.Longevity. Generally 4000-15000 meters depending on soft or hard ground.

STAROCKDRILL is also manufacturing & exporting Rock Drilling tools for over 10+ years; 

DTH Hammers, DTH Bits, DTH Drill Rods, ODEX Casing system. Symmetric casing system, RC Hammers, RC Bits, RC Rods, Threaded Bits, 

Tapered Bits, Drill Rods, back hammers and sub adapters.

Advantages:

1.We are design the special shank on hammers and bits which is faster than other brands hammers and bits in the world

2.Let the distributors can be protect theirs customers group

3.Faster drilling and save lubrication oils which the user can be saved more time and money

4.Completely after sales service, can be solved problems within 24 hours.

5.Special heat treatment which let the bit and hammers working longer hours

After testing quality, you will like our hammers . Especially on water well drilling and mining.

How to order:

DTH BITS: BIT SHANK + DIAMETER 

(We are customizing customer on bit face and button shape)