Mission50 DTH Hammer bits called M50 DTH Bits, which is from Sandvik brands. Our M50 dth bit can be replaced original sandvik M50 bits, 

Ours quality can be reach 98% compared with his.

Because our DTH drill bits are all 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 types, 

hardness’s and conditions.

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 

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