Specification |
Mining Type: Mining;
Advantage: High Performance;
Color: Per Request;
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After-sales Service: Video Technical Support, Online Support, Spare PAR;
Standard: AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN;
Surface Treatment: Without Processing;
Manufacturing Process: Forging;
Material: Carbon Steel;
Od of Casing Pipe(mm): 114;
ID of Casing Pipe(mm): 94;
Wall Thickness (mm): 10;
Center Drill Bit Most Large Outer Diamet: 94;
Perforated Size (mm): 126;
Allow Pass Drill Bit Diameter (mm): 84;
Matching DTH Hammer: Cop34/DHD3.5/MW3.5;
Weight (Kg): 10;
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After-sales Service: All The Time;
Warranty: One Year;
Surface Treatment: Polishing;
Manufacturing Process: Casting;
Material: Mn18cr2;
Quality: Cooper;
Model: CH440, CH430;
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After-sales Service: Support Online Service;
Warranty: 1 Year;
Standard: GB;
Surface Treatment: Polishing;
Manufacturing Process: Forging;
Material: Alloy Steel, Diamond, Carbide;
OEM: Yes;
Blades: 3;
Weight: 5kg;
Thread: Male or Female;
API: 2 3/8", 3 1/2", 4 1/2" Support Customization;
Formation: Medium Hard, Hard Rock Formation;
Application: Groutiong, Coal Mine Gas Discharge;
Features: Fast Speed, High Efficiency;
Corlor: Golden or Customized;
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After-sales Service: Support Online Service;
Warranty: 1 Year;
Standard: GB;
Surface Treatment: Polishing;
Manufacturing Process: Forging;
Material: Alloy Steel, Diamond, Carbide;
OEM: Yes;
Blades: 3;
Weight: 3kg;
Thread: Male or Female;
API: 2 3/8", 3 1/2", 4 1/2" Support Customization;
Formation: Medium Hard, Hard Rock Formation;
Application: Groutiong, Coal Mine Gas Discharge;
Features: Fast Speed, High Efficiency;
Corlor: Golden or Customized;
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