> California Fastener
Fastener Solutions for the Next Generation of Building
Industrial and structural fasteners for construction, infrastructure, power generation, and heavy manufacturing — in stock, fully certified, and trusted from critical energy buildouts to aerospace and defense.
From Foundation to Final Assembly
Explore our complete range of industrial, structural, and specialty fasteners for critical applications.
Industrial Fasteners
A193 Heavy Hex Bolts & SHCSStructural Fasteners
A325, A490 & TC BoltsAnchor Bolts
F1554 Headed, Bent & RodStud Bolts & Threaded Rod
A193, A320 & F1554U-Bolts
Round & Square BendStainless Steel
304, 316 & Specialty GradesSilicon Bronze
Marine & Architectural GradeCustom Fasteners
Built to Print & Spec
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Industries We Keep Moving
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Construction
Structural fasteners for commercial, industrial, and institutional steel erection — from high-rise framing and moment connections to data centers and the large-scale facilities reshaping how industries operate.
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Power Generation
High-temperature and high-pressure fasteners for the energy infrastructure meeting tomorrow's demand — gas turbines, steam systems, renewable installations, and the high-capacity power facilities being built at unprecedented scale.
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Infrastructure
Long-service-life fasteners for bridges, highways, rail systems, and the critical civil projects connecting growing population centers to the facilities they depend on.
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Manufacturing
Precision-aligned fasteners for heavy machinery, production lines, and fabricated steel assemblies — keeping high-output facilities running without unplanned downtime.
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Power Transmission
Fasteners built for the grid infrastructure carrying increasing loads — substations, transmission towers, and distribution networks being upgraded to meet surging capacity requirements.
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Oil, Gas & Chemical
Corrosion-resistant, high-pressure fasteners for upstream, midstream, downstream, and chemical processing — engineered for extreme temperatures, pressures, and harsh service environments.
What Sets Us Apart
Stocked for Fast Turnaround
We stock the hard-to-find materials and non-standard sizes that other distributors don't carry — ready to quote in 24 hours and ship fast.
- ASTM A193, A325, A490 & F1554 in stock
- Stainless, alloy, and carbon steel grades
- Large-diameter and non-standard lengths
- Full assemblies with certs ready to ship
In-House CNC Machining
Most distributors can't make what they can't source. We can. Our in-house CNC shop turns your drawings into finished parts.
- Haas UMC-750 five-axis milling
- Haas ST-28Y lathe with live tooling
- Tolerances to ±0.0005"
- Prototype to production runs
Certified for Critical Applications
When your project requires full documentation and compliance, we deliver — from mill test reports to AS9102 First Article Inspection.
- Full material traceability & lot tracking
- Certificates of Conformance on every order
- Mill test reports & AS9102 FAI
- Serving defense, aerospace, oil & gas, power gen
Real People, Real Answers
No call centers, no runaround. When you reach out, you talk to fastener specialists who know the specs, the materials, and your industry.
- Direct access to our technical team
- Grade selection & material guidance
- Application engineering support
- One point of contact from quote to delivery
Technical Resources
Product Catalog
Full inventory across every product line — specifications, dimensions, and available grades.
Open Catalog
Specification Library
ASTM, AISC, ASME, and AISI standards organized by industry for fast reference.
Explore Specs
Blog
Technical articles, industry insights, and fastener knowledge from our team.
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