DTH Drill Bit DHD380-275
Product Description
DTH Drill Bit DHD380-275
Product Description
CODE NO. | DHD380-275 |
Shank type | DHD380 |
Diameter | 275 |
air holes | 2 |
gauge buttons | 12 |
face buttons | 26 |
Bit face type | Convex face |
carbide design | Dome |
Shank types: DHD3.5, DHD340A, DHD350R, DHD360, DHD380.
DTH bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-305mm)
ROSCHEN is rock drilling tools manufacturer , we have a comprehensive range of DTH drill bits with DHD shanks type for a wide range of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction.
Concave Face
The all around application rock drill bit face specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.
DHD shank DTH hammer bit with concave face, dome carbide buttons for blasting bore holes, water well drilling.
Hammer Drill Bits Introduction
ROSCHEN is one the professional manufacturer and supplier of high performance rock drilling tools like DTH Hammers and Bits. PDC Hammers and Bits, DTH drilling pipes and Top Hammer Drilling Tools.
Our tools are widely used 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.