Specialty Bolts

Lone Star is widely known for our capability to produce specialty fasteners to the customer's unique specifications and drawings, providing the client with the highest quality products and customer service available in the industry.
Certified to ISO 9001-2000, our quality control operations are in full compliance to the high quality standards documented in our Quality Assurance Program, guaranteeing the highest quality products to our customers.
We strive to save our customers time and money through the use of state of the art equipment including CNC automation, coordinate measuring machines and a commitment to advanced manufacturing methods, and innovative sourcing of raw materials.


Our comprehensive capabilities include:

Manufacturing from standard alloy and exotic materials including
all ASTM grades, UNS Numbering, DIN, metric, and many others.


Precision Machining to customer drawings and specifications.

Lone Star's milling, drilling and thread cutting range capabilities include:
   Roll Threading: 1/4" through 3" diameter
   Cut Threading: 1/4" through 4" diameter
   CNC Machining through 15" diameter
   Hot forging of custom parts from ¼” through 4” diameter

Heat Treating and Material testing capabilities include:
   Metalurigical examination using state-of-the-art Leica Microscope and Struers software
   Full Mechanical Testing (Tensile/Proof to 300,000 lbs.)
   Complete Chemical Analysis
   Charpy Impact testing to - 150 degrees
   Salt Spray Testing Per ASTM B -117
   Hardness testing (Rockwell, Brinell, Eddy Current)
   3 Digit heat Code Traceability and access to all Material Test Reports (MTR) on our Web Site