- Place of Origin: Hebei, China (Mainland)
- Brand Name: Kingdream
- Model Number: IADC447
- Type: Twist Drill Bit
- Material: Tungsten Carbide
- Use: Well Drilling
- Processing Type: Forging
- Drilling Formation: soft formation
- Certification: API&ISO
- Color: various
Packaging & Delivery
|Packaging Details: ||wooden box; steel box; or as your requirements |
|Delivery Detail: ||within 7-15 work days |
1. certified by API-ISO
2. good quality, low price
3. good after-sales service
4. adequate stocks, delivery fastly
5 1/2 (139.7mm)
Metal sealed sliding bearing
WOB (KN/ mm)
RPM (r/ min)
Low compressive strength; high drillability of soft formation; such as shale; clay; sandstone; soft limestone; etc
2. Other Products You maybe Interested in
Tricone bits; Steel tooth bits; PDC bits
water well; oil field; construction; geothermal; directional boring; and underground foundation work
sticky; soft; medium hard; hard formation
rubber seal or metal seal
wooden box; steel box; or as your requirements
T/ T, L/ C
3. Packing Information
4. Payment Terms
T/ T and L/ C are acceptable. (30% advanced payment after sign the contranct , then 70% payment after see the B/ L)
6.FAQ (Frequently Asked Questions)
1) How to order the products?
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2) About lead time and shipping time?
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.
3) Can I expect a quality products?
Yes. All our activities are accredited to ISO 9001: 2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.
7. Plz ad these informations in your quiry
1, bits size
2, bits IADC CODE
3, layer information
• Contact Person