Specification |
After-sales Service: Online Technical Services;
Warranty: 3 Months;
Standard: AISI, JIS;
Surface Treatment: Spray-Paint;
Manufacturing Process: Forging;
Material: Carbon Steel;
Weight: 9.25kg;
Formation: Mediumand Medium Hard Formation;
Size: 4 Inch;
Diameter: 130mm;
Button Shape: Spherical/Ballistic/Parabolic/Sharp/Falt Bottons;
Product Name: DTH Hammer Bit;
Bit Face: Center Drop/Flat/Convex/Concave/Double Gauge Face;
Advantage: Wear Resistant,High Performance;
Key Words: High Air Pressure DTH Drill Bit;
Application: Ore Mining,Coal Mining,Well Drilling,Construction;
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After-sales Service: Online Technical Services;
Warranty: Online Technical Services;
Standard: AISI, JIS;
Surface Treatment: Spray-Paint;
Manufacturing Process: Forging;
Material: Tungsten Carbide, Alloy Steel;
Shank: DHD, Ql, SD, Mission;
Bit Diameter{Button Lncluded}: 178mm;
Casing Shoe I.D: 164mm;
Casing Tube O.D: 194mm;
Maximum Reaming O.D: 208mm;
Application: Coal Mining,Quarry Drilling ,Construction Works;
Formation: Soft,Medium and Hard Formation;
Different Structures: Concentric System with Ring Bits, Wing and Blocks;
Hammer Size: 4", 5", 6", 8", 10", 12";
Casing Size: 114/ 127/140/146/178/194/219/254/273/325mm;
Advantage: High Performance;
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After-sales Service: Online Technical Services;
Warranty: Online Technical Services;
Standard: AISI, JIS;
Surface Treatment: Spray-Paint;
Manufacturing Process: Forging;
Material: Tungsten Carbide, Alloy Steel;
Shank: DHD, Ql, SD, Mission;
Bit Diameter{Button Lncluded}: 203mm;
Casing Shoe I.D: 192mm;
Casing Tube O.D: 219mm;
Maximum Reaming O.D: 234mm;
Application: Coal Mining,Quarry Drilling ,Construction Works;
Formation: Soft,Medium and Hard Formation;
Different Structures: Concentric System with Ring Bits, Wing and Blocks;
Hammer Size: 4", 5", 6", 8", 10", 12";
Casing Size: 114/ 127/140/146/178/194/219/254/273/325mm;
Advantage: High Performance;
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After-sales Service: Online Technical Services;
Warranty: 6 Months;
Standard: AISI, JIS, API 4 1/2"Reg;
Surface Treatment: Spray-Paint;
Manufacturing Process: Forging;
Material: Carbon Steel;
Length: 1471mm;
Weight: 187kg;
Advantage: High Performance,Wear Resistance;
Model Type: DHD, Ql, SD, Mission, Cop, Numa;
Application: Well Drilling,Construction Works , Mining Drilling;
Recommend Rotation Speed: 30-60 R/Min;
Working Pressure: 1.5-3.3MPa;
Hole Range: 195-254mm;
Outer Diameter: 180mm;
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After-sales Service: Online Technical Services;
Warranty: Online Technical Services;
Standard: AISI, JIS;
Surface Treatment: Spray-Paint;
Manufacturing Process: Forging;
Material: Tungsten Carbide, Alloy Steel;
Shank: DHD, Ql, SD, Mission;
Bit Diameter{Button Lncluded}: 146mm;
Casing Shoe I.D: 140mm;
Casing Tube O.D: 168mm;
Maximum Reaming O.D: 184mm;
Application: Coal Mining,Quarry Drilling ,Construction Works;
Formation: Soft,Medium and Hard Formation;
Different Structures: Concentric System with Ring Bits, Wing and Blocks;
Hammer Size: 4", 5", 6", 8", 10", 12";
Casing Size: 114/ 127/140/146/178/194/219/254/273/325mm;
Advantage: High Performance;
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