STAROCKDRILL is in the position to offer a comprehensive range of DTH drill bits with all diameters of the current prevailing manufacturers’ 

hammer shank designs to match various drilling applications. All our DTH drill bits are also CAD designed, CNC manufactured for perfect bits body, 

and multiple heat-treated to enhance hardness, surface-compressed for fatigue resistance, 

all thus to extend the product life for maximum wear and performance in the toughest of drilling conditions. 

Moreover, all these bits are also made from high quality alloy steels and fitted with premium quality tungsten carbide tips for superior penetration rate.

STAROCKDRILL commonly has three basic bits head designs: Flat Face, Convex and Concave.

These are designed for specific applications for all rock typehardness’s and conditions.

STAROCKDRILL is one of the leaders on 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 also.

Advantages:

1. Out of the trouble of foot valve fracture and expansion and contraction.

2. lower energy consumption and higher impact frequency. 

The drilling speed is 15%-30% higher than the one with foot valve.

3. Simple structure, reliable parts, long life, easy and cheap maintenance.

4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.

How to order:

DTH BITS: BIT SHANK + DIAMETER (NEED FOOT VALUE OR NOT) 

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