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12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit
12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit

12 Inches Medium Drilling Diameters High air Pressure DTH Rock Large Size Drill Bit

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≥1 Pieces
US $650
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Quick Details

Product name:
DTH Hammer
Size:
3'', 4'', 5'', 6'', 8'', 10'', 12 inch
Hammer Series:
CIR, BR, COP,DHD,MISSION,QL,SD,NUMA
Color:
Green, Golden, etc.

Quick Details

Weight (KG):
156
Place of Origin:
Shandong, China
Brand Name:
MIROC
Product name:
DTH Hammer
Size:
3'', 4'', 5'', 6'', 8'', 10'', 12 inch
Hammer Series:
CIR, BR, COP,DHD,MISSION,QL,SD,NUMA
Color:
Green, Golden, etc.

12 Inches Dth Drill Bits and Hammers in High Pressure Drill Deep Hole Length

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.
Color: Green,Blue or Based on Customer requirements
DTH bits are paired with their corresponding hammers (by drilling hole diameter and spline configuration). Customers can customize their DTH bits in various ways, such as changing the tungsten carbide insert profile (spherical, ballistic, etc.), face profile (flat face, concave, convex, etc.), and flushing holes.

• Medium to large size drilling diameters
• Works in high pressure range, capable of drilling deep hole lengths

Applications of  DTH Bit

• Underground mining
• Tunneling

•  Quarry benching operations

Competitive Advantage

• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment

Specification of DTH Bits

Product Code and

Brief Description

Flushing Holes

Diameter (mm)

Weight

(kg)

Gauge Buttons ( No.x mm)

Front Buttons ( No. x mm)

DTH Hammer

DTH65PQ

1

68 - 72

1.5

4 x12

3 x 12

DTH65

DTH75PQ

3

75 - 77

2.4

5 x 12

3 x 12

DTH70

DTH76PQ

2

76 - 78

2.5

5 x 12

3 x 12

DTH76

DTH76-78

2

78 - 82

2.6

5 x 12

3 x 12

DTH76

DTH80PQ

3

82 - 84

3

5 x 12

6 x 12

DTH80, DTH80X

DTH90A

3

90 - 95

3.6

6 x 14

4 x 12

DTH80, DTH80X

DTH80XD-90

3

90 - 95

3.4

6 x 12

4 x 12

DTH80XD

DTH80-II-80

3

80 - 82

3

5 x 12

4 x 12

DTH80-II

DTH90B

3

90 - 95

3.8

6 x 14

4 x 12

DTH90, DTH90-I

DTH90T1

2

90 - 95

3.6

6 x 14

1 x 12, 3 x 12

(Spherical)

DTH90, DTH90-I

DTH90T2

2

90 - 95

3.8

6 x 14
(
Spherical)

4 x 12
(Spherical)

DTH90, DTH90-I

DTH90T3J

3

90 - 95

3.6

6 x 14
(Ballistic)

4 x 12
(Ballistic)

DTH90, DTH90-I

Delivery time and Package

Delivery time: around 15-20days

Package: Carton or Wooden Box/Based on customers requirements

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