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Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark Featured Image
  • Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark

Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark

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abide by the contract, conforms to the market requirement, joins in the market competition by its high quality as well as provides more comprehensive and excellent service for clients to let them become big winner. The pursue of the company, is the clients' satisfaction for Mission Shank Bit, Hard Rock Drill Bits, Sd4 Down The Hole Hammer, We have a big inventory to fulfill our customer's demands and needs.
Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark Detail:

Application

Applied to over burden formation with complex topographic and geological conditions, such as gravel, fissured formation, boulder, landfill of construction etc.

Specification

  D   h H C G    
Specification O. D. of Casing Tube (mm) I.D. of Casing Tube(mm) Wall thickness of casing (mm) Max. O.D. of pilot bit (mm) Ring Bit O.D. (mm) Max. O.D. of Normal Bit (mm) Hammer Type Weight(kg)
TOP hammer type
P76/7-39 76 62 7 57 88 39 R32 3.2
P89/8-58 89 73 8 70 100 58 T38 5.8
P114/9-84 114 94 10 92 126 84 T45 7.5
P127/10-93 127 107 10 105 142 93 T45 10
P140/10-97 140 120 10 116 161 97 T45,T51 15
DTH hammer type
P114/9-84 114 94 10 94 126 84 COP34/COP32/DHD3.5 12
P127/10-93 127 107 10 105 142 93 COP34/COP32/DHD3.5 16
P140/10-97 140 120 10 116 161 97 COP44/DHD340/M40/SD4/QL40 21
P146/10-110 146 126 10 124 165 110 22
P168/12.7-127 168 142.6 12.7 141 188 127 COP54/DHD350/M50/SD5/QL50  27
P178/12.7-131 178 152.6 12.7 150 196 131 32.5
P194/12.7-145 194 168.6 12.7 166 214 145 COP64/DHD360/M60/SD6/QL60 42.5
P219/12.7-170 219 193.6 12.7 191 243 170 58
P245/12.7-195 245 219.6 12.7 214 268 195 DHD380/COP84/SD8/QL80 78
P254/12.7-203 254 228.6 12.7 224 276 203 84.5
P273/12.7-223 273 247.6 12.7 241 305 223 100
P325/12.7-276 325 299.6 12.7 292 350 276 135
P406/12.7-350 406 380.6 12.7 377 442 350 DHD112/QL120/SD12/N120 280
P508/12.7-416 508 482.6 12.7 478 545 416 522
P560/12.7-475 560 534.6 12.7 528 595 475 NUMA180SD18/Numa180/TH18/TS18/TK18 620
P610/12.7-513551 610 584.6 12.7 558 645 513 NUMA180 710

Operation Schematic Figure

Concentric casing - 1
Concentric casing - 2
Concentric casing - 3

Step1: The drilling in over burden formation is finished.

Step2: Reverse rotation of the hammer and pull the pilot bit out from the hole.

Step3: Replace the pilot bit with normal bit to continue drilling down.

Product Details

Concentric casing - 4
Concentric casing - 5

Product detail pictures:

Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark detail pictures

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The customer satisfaction is our primary goal. We uphold a consistent level of professionalism, quality, credibility and service for Super Purchasing for Rc Drill Hammer - Concentric Casing System With Ring Bit – Spark , The product will supply to all over the world, such as: luzern, Czech republic, French, By continuous innovation, we will provide you with more valuable products and services, and also make a contribution for the development of the automobile industry at home and abroad. Both domestic and foreign merchants are strongly welcomed to join us to grow together.
    • The goods are very perfect and the company sales manager is warmful, we will come to this company to purchase next time.
    5 Stars By Christine from Hungary - 2018.10.09 19:07
    High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
    5 Stars By Mario from United Arab Emirates - 2018.12.14 15:26
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