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Brand Name : MIROC
Model Number : DHD 340
Certification : ISO
Place of Origin : China
MOQ : 1
Price : negotiation
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 2000pcs per month
Delivery Time : 15-20days
Packaging Details : wooden box or carbon box
type : Odex drill bit
Material : Carbon steel
Use : Well Drilling
Application : Coal Mining,Quarry drilling,DTH drilling
Diameter : 115mm
Machine type : Drilling Tool
Rock Drilling Eccentric Overburden Casing System Odex Drill DTH Button Bit
Description
ODEX/Eccentric equipment enables you to drill and case deep holes simultaneouslyin all types of formation, even those with large boulders.
 The method is based on a pilot bit and eccentric reamer, which together drill a hole slightly larger than the external diameter of the casing tube. This enables the casing tube to follow the drill bit down the hole.
 When using ODEX, part of the impact energy is diverted to the casing tube via a shoulder on the guide device, which in turn impacts a special casing shoe at the lower end of the casing.
Quality warranty:
 Our products are made of high quality steel and all spares parts are inspected strictly before shipping. 
  
Specification
| Product code | OD(A) casing | ID(B) casing | Wall thickness | Reamed Dia (C) | ID(D) casing Shoe | Max dia. of Pilot bit | Hammer | Drill pipe | 
| 108-HD35-84 | 108 | 96 | 6 | 118 | 86 | 84 | DHD3.5 QL30 | 76 | 
| 114-HD35-90 | 114 | 102 | 6 | 123 | 92 | 90 | DHD3.5 QL30 | 76 | 
| 127-HD45-115 | 127 | 109 | 9 | 138 | 99 | 97 | DHD340A QL40 | 76 | 
| 140-HD45-115 | 140 | 128 | 6 | 152 | 117 | 115 | DHD340A QL40 | 76 | 
| 168-HD55-140 | 168 | 156 | 6 | 185 | 142 | 140 | DHD350R QL50 | 76/89 | 
| 178-HD55-146 | 178 | 156 | 10 | 195 | 148 | 146 | DHD350R QL50 | 76/89 | 
| 183-HD55-150 | 183 | 163 | 10 | 200 | 152 | 150 | DHD350R QL50 | 76/89 | 
| 194-HD65-165 | 194 | 180 | 7 | 209 | 167 | 165 | DHD360 QL60 | 89/114 | 
| 219-HD65-190 | 219 | 205 | 7 | 237 | 192 | 190 | DHD360 QL60 | 89/114 | 
| 245-HD85-208 | 245 | 225 | 10 | 264 | 210 | 208 | DHD380 QL80 | 114 | 
| 273-HD85-240 | 273 | 259 | 7 | 308 | 242 | 240 | DHD380 QL80 | 114 | 
| 323-HN110-280 | 323 | 303 | 10 | 358 | 282 | 275 | NUMA100 SD10 | 114 | 







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| Dhd340 Rock Drilling Dth Button Bits Eccentric Overburden Casing System Odex Drill Images | 
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