Home > Products > Steel Tooth Bits > jetted bits 4 3/4", 5 1/8", 5 1/2",6''
jetted bits 4 3/4", 5 1/8", 5 1/2",6''
- 100 Piece / Pieces per Month
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Product Details
Place of Origin: | Hebei, China | Brand Name: | HJ | Model Number: | 517 /537 |
Type: | Center Drill Bit | Material: | High Speed Steel | Use: | Well Drilling |
Product Description
Specifications
jetted bits 6''1.lower your drilling cost.
uce drilling days
3.longer bit life
4.customized for you
jetted bits 6'' 4 3/4", 5 1/8", 5 1/2",6''
Hengji ,manufacture the rock bits/drill bits/tricoen bits/pdc bits for you!
Are you still afraid of these problems about rock bits:
1.drilling cost
2.drilling days
3. bits life
Our products will solve these problems for you.
All the parts of our products been manufactured strictly.Our goal is high quality and best price.
We can promise our rock bits,tricone bits,pdc bits are high quality.
IADC CODE:
IADC | WOB (KN/mm) | RPM (r/min) | Applicable Formations |
114/116/117 | 0.3~0.75 | 180~60 | Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc. |
124/126/127 | 0.3~0.85 | 180~60 | Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc. |
134/135/136/137 | 0.3~0.95 | 150~60 | Soft to medium formations with low compressive strength and high drillability, such as medium soft shale, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
214/215/216/217 | 0.35~0.95 | 150~60 | Medium formations with high compress strength, such as medium soft shale, hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
227 | 0.35~0.95 | 150~50 | Medium hard formations with high compressive strength, such as abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble,etc |
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.
|
IADC | WOB (KN/mm) | RPM (r/min) | Applicable Formations |
417/437/ 447/415/435 | 0.35~0.9 | 150~70 | Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, gypsum, salt, soft limestone, etc. |
517/527/515 | 0.35~1.0 | 140~60 | Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc. |
537/547/535 | 0.45~1.0 | 120~50 | Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc. |
617/615 | 0.45~1.1 | 90~50 | Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc |
637/635 | 0.5~1.2 | 80~40 | Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc. |
Terms&Conditions of Ordering:
1 .Payment Terms: T/T (Telegraphic Transfer) or Western Union
2. Delivery Term:
Based on order quantity, normally it takes 30 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Transportation:
Sample order: we suggest Courier express or by air
Bulk order: we suggest by air or by sea.
FAQ:
Q:What is the MOQ?
A:1 piece.
Q:Are you a factory or trading company?
A:we are the directly factory.
Q:where is your factory located? How can I visit there?
A:our factory is located in Hejian City,Cannzhou City ,Hebei Province,China
You can fly to Beijing are warmly welcome to visit us!
Q:How does you factory do regarding quality control?
A:Quality is priority we always attach great importance to quality controlling
from to the very end. Our factory has gained CE,SGS,ISO authentication
Q:About lead time and shipping time?
A:The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air .
Contact me for quotation!
Contact Us
- Hejian Hengji Bit Manufacture Co., Ltd.
- Contact nameHengji Bits
- Phone86-317-8114222
- AddressJunziguan Village, Shijingcun Township, Hejian
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