Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS

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To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for Blast Hole Hammers, China Thread Bit Factories, Threaded Bit, All merchandise are manufactured with advanced equipment and strict QC procedures in purchase to assure high-quality. Welcome prospects new and old to get hold of us for enterprise cooperation.
Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS Detail:

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4
A driver bit and a ring are assembled to a complete concentric system bit which is suit for 114-1067mm diameter tube.

Advantage:

1. Enhance penetration and perpendicularity
2. Reduce torque requirements
3. Deal with straight, oblique hole and other angle holes
4. Lowest effect with environment
External dia.(mm): 125/155/188/215/238/276/293/345/375/432…1090
Casing dia.(OD*ID,mm): 114*102/139*127/168*153/194*181…1067*1041

Outer Dia Of Casing Tube (mm) Inner Dia Of Casing Tube(mm) Reamed Dia(mm) Min Inner Dia Of Casing Shoe(mm) Drill Pipes(mm) Max.Outer Dia of Normal Bit(mm)
114 101-103 127 91 76 77
127 114-116 136 101 76 82
140 124-127 152 117 76 92
146 127-132 154 117 76 105
168 149-155 184 140 76 105
178 159-165 194 150 76.89 125
193 173-180 206 164 76.89 140
219 199-206 234 184 89.114 150
244 224-231 260 210 89.114 165
273 251-257 305 240 114 190
323 301-310 348 284 114.127 220
406 382-388 440 364 127 255
457 433-439 488 413 140 340
508 484-490 538 464 140 385
558 534-540 590 514 140 440
610 586-592 642 566 140 485
660 636-642 694 615 168 540
711 687-693 745 665 168 590
762 738-744 798 716 168 640
863 839-845 900 815 168 685

Product detail pictures:

Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS detail pictures

Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS detail pictures

Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS detail pictures


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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for Quality Inspection for Drilling Machines Yt27 - Concentric Casing System – TDS , The product will supply to all over the world, such as: Montreal, Hungary, Seychelles, We sincerely hope to cooperate with customers all over the world, if you would like to have more information, make sure you kindly contact us, we have been looking forward to building up a great business relationship with you.
  • This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Elsa from Barcelona - 2018.06.09 12:42
    The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
    5 Stars By Sandra from Spain - 2018.06.18 19:26
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