Premium OEM Fixed Diameter Hole Opener for Precision Drilling

• Customization: Available
• After-sales Service: Lifetime Support
• Warranty: 12months
• Model NO.: FIXED DIAMETER HOLE OPENER
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Color: Blue.Yellow...
• Transport Package: Wooden
• Specification: 86mm-186mm
• Trademark: KAIDI
• Origin: China
• HS Code: 8401100000
• Production Capacity: 50000pieces a Year

Product Description

KAIDI Fixed Diameter Hole Openers are designed for use in soft clays and shales to medium-hard shales and limestones. It is particularly effective in sticky formations where balling problems are encountered. Three jets with replaceable nozzles continuously clean the tool's cutting structure, clearing debris buildup and increasing penetration.

Fixed Diameter Hole Openers are used in the following conditions:

1. When drilling of a big hole is not possible because of rig capacity.
2. When a satisfied penetration rate is not obtained when drilling a big hole, it is used after drilling is completed with a smaller bit.
3. When the hole direction must be controlled.

When ordering please specify:

Hole size;
Pilot hole size;
 Top and bottom connections;
Fishing neck and bottom neck O.D and length;
 Type of cutters.





Contact for Technical Support:
LAURA Manager
 
 
 
FAQ for Oilfield Machinery Products

Q1:Do your products comply with API/ISO international standards?
Answer: Yes, our products fully comply with API Spec 7-1, API 6A, and are certified with ISO 9001.
Q2:How do we ensure quality?
Answer:Production samples are always made before mass production.
A final inspection is always conducted before shipment.
Q3:: Are you the manufacturer? What petroleum machinery products do you mainly offer?
Answer: Yes, we are a professional manufacturer integrating R&D, production and export with our own production base. Our main products include:
Fishing Tools (e.g., overshots, fishing spears, milling shoes
Drilling Tools (e.g., drill pipes, stabilizers, reamers)
Valves (e.g., gate valves, check valves, safety valves)
Other downhole equipment, etc.
 
Q4:What is the warranty period? How to claim it?
Answer: 12-month warranty. Provide the serial number and fault description for a response within 48 hours.
Q5:Do you provide technical training or on-site support?
Answer: Free remote training is available. On-site support costs are negotiable.
Q6: What is the lead time for delivery?
Answer: 30 days for standard products; 60-90 days for customized orders (subject to complexity).
Q7: What shipping methods do you offer? How to track orders?
Answer: Sea express shipping available. Tracking number and link provided after shipment.
Q8: How do you package the products to prevent rust during sea shipping?**  
Answer:Packaging includes anti-rust oil, vacuum sealing, wooden crates, and desiccants.*  
Q9:Do you accept customized orders?
Answer: OEM is accepted. Submit detailed drawings or specifications for a quote.
Q10:How to get your latest product catalog?For any further detailed inquiries, please feel free to contact us