Energy Services
Oilfield machining services and premium threading solutions for drilling, completion, production, and wellhead applications.
Premium Threading for Oilfield Machining Services
High-quality premium and API threading solutions engineered for critical oilfield applications requiring precision, speed, and reliability.
Capabilities
- 2″ to 22″ diameter capability
- Length capacities from 12 inches to 40+ feet
- Common, complex, and high-end metallurgies
- Tight-tolerance machining and inspection
Thread Types
- Premium Threading
- Semi-Premium Threading
- API/Common Threading
Applications
- Completion Tools & Casing Accessories
- Surface Wellhead Components
- Artificial Lift & Production Equipment
- Drilling Tools
Licenses
- API Q1 – Demonstrates a robust quality management system focused on reliability, traceability, and continuous improvement.
- API 5CT – Ensures threaded casing and tubing products meet strict industry requirements for performance and durability.
- API 7-1 – Verifies compliance with recognized standards for drilling equipment and rotary drill stem components.
Turnkey Machining
Stewart Precision delivers turnkey machining solutions for critical oilfield components, combining advanced CNC technology with deep expertise in complex, tight-tolerance manufacturing.
Part Types
From wellhead equipment to downhole tools, Stewart Precision manufactures custom components that support every stage of the well lifecycle.
Materials
- Carbon Steel
- Stainless Steel
- Duplex & Super Duplex
- Superalloys
- Exotic Metallurgies
*Others upon evaluation
CNC Machines
Explore a full list of our CNC Machines.
Value Added Services
Our integrated in-house services help customers streamline production, reduce supplier delays, and receive finished components faster.
Customer-Owned Inventory Stocking
Virtual Warehousing
Pressure Testing up to 15,000 PSI
Zinc and Manganese Phosphate Surface Treatment
Hardness Testing
Wet Magnetic Particle Testing
Stenciling & Serializing
Packaging
Delegated Quality Control
Laser Etching
Coupling Bucking
Drifting
Contact Us
Reach out to our team to get uncompromising quality for your parts, delivered at the speed you need.