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Dth hammers and bits ams stocks a wide range of down the hole (dth) hammers ranging from 4 to 8 inch in diameter. we also carry a wide variety of dth bits in numerous shank sizes and can custom make any type of bit to suit all drilling requirements.

Pdc bits from 1″ to 18″ and suitable for hdd horizontal directional drilling, oil and gas, geo-thermal, waterwell, construction and mining. infinity’s rock drilling tooling is manufactured in illinois using the highest quality materials and international quality standards.

As a rule of thumb, the smallest hole diameter a dth hammer can drill is its nominal size. i.e. standard 102 mm (4”) hammer will drill a hole down to a minimum diameter of 102 mm (4”). the limiting factor is the outside diameter of the hammer, because as the hole diameter reduces due to diameter wear of the bit, airflow is restricted.

Bd dth hammers are available in holes sizes from 3.5 inches to 24 inches in diameter and up to 32 inches in diameter with the bd drill drill bits. 6 inch hammer is the most used type hammer for all kinds of projects, in order to meet different customer' s request, we produce wide range of bit shank dth hammer for all your needs, below our main type 6 inch dth hammers specifications …

Our firm mainly engaged and export DTH Bits series fast delivery. we rely on robust technical force and regularly create sophisticated technologies to meet the demand of DTH Bits series fast delivery consumers. We are sincerely welcome buddies from various circles at house and abroad come to cooperate!


Our organization primarily engaged and export DTH Bits series fast delivery. we depend on sturdy technical force and continuously create sophisticated technology to meet the demand of DTH Bits series fast delivery consumers. We're sincerely welcome pals from many circles at home and abroad come to cooperate!

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