Rock drill bit DHD 340

Water well rock drill bit 115mm DHD 340 for 4 inch DTH bit DHD340

Product Description:

Changsha DTH Drill Construction Machinery Co. , Ltd is one the professional manufacturer and supplier of high performance rock drilling tools like DTH Hammers and Bits. Reverse circulation Hammers and Bits, eccentric drilling equipment, symmetric drilling equipment, casting systerm, various kinds of threaded bit. DTH drilling pipes and other spare parts.

Our tools are widelyused in different drilling applications including mining, quarrying, water well drilling, geotechnical industries and etc.

In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length.