Condition: | New |
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Place of Origin: | China (Mainland) |
Brand Name: | |
Model Number: | |
Voltage: | |
Power(W): | |
Weight: | |
Dimension(L*W*H): | |
Certification: | API |
Warranty: | 3YEARS |
After-sales Service Provided: | Engineers available to service machinery overseas |
MATERIAL: | TUNGSTEN CARBIDE |
BEARING: | METAL-FACE OR RUBBER-FACE SEALED BEARING |
Types of Bearing: | Journal Bearing and sealed bearing |
Quick Details
Specifications
Model
Button/Insert tooth bit Milled/Steel tooth bit
Brief introduction
Size | 8 1/2'' (215.9mm) |
IADC | 517 |
Bearing Type | sealed bearing |
Thread Connection | 4 1/2 reg pin |
WOB(KN/mm) | 0.35~1.05 |
RPM(r/min) | 240~50 |
MOQ | 1 PC |
Payment terms | T/T,Western Union,and L/C are acceptable |
IADC CODE
116 117 12 6127 136 137 216 217 226 226 316 317 326 327 336 337 115
125 135 215 225 235 315 325 335 114 124 214 314 111 121 131 346 347
417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525
625 635 416 427 436 446 447 516 526 537 547 516 536 535
available sizes:
From 2 7/8 to 26"
larger sizes for hole opener bit ,reamer bit
advantage
most favourable price and best qualtity
bearing type:
sealed bearing and non-sealed bearing
HJ(metal sealed journal bearing)
HA (rubber sealed journal bearing
aircooled bearing type
Formation or layer
soft ,medium soft ,hard,medium hard,very hard formation
Button size (extra features)
Button bit,saw teeth
1) Y-Conical teeth 2) X-chisel teeth
3)K- wide teeth
4)G- Gague protection
Material
Alloy steel ,carbide
Packing
Wooden case or steel case
Payment terms
T/T,L/C,Western union
Delivery terms
By sea or by air
Delivery time
Within 3 to 7 days
Market
Canada, USA,Middle east ,Africa,Europe
Application
petroleum&gas ,water well ,mining and tectonic industries ,oil field,
construction,geothermal, directional boring, and underground
foundation work