California Metal Supply

Quality Metal. helping you build .

Whether you're a first-time builder or a seasoned fabricator, we've got the steel you need — cut to size, no experience required.

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What We Carry

The Metal You Need, Ready to Go

From square tubing to sheet metal, we stock a wide range of materials for every project size.

Square Tubing
1" × 1" up to 4" × 4"

Square Tubing

Our most popular product. Available in multiple wall thicknesses and lengths.

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Flat Bar
1/8" to 1/2" thick

Flat Bar

Versatile flat stock for brackets, frames, and custom fabrication.

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Angle Iron
1" × 1" up to 3" × 3"

Angle Iron

L-shaped structural steel for shelving, supports, and framing.

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Sheet Metal
4' × 8' standard sheets

Sheet Metal

Hot-rolled and cold-rolled sheets for panels, enclosures, and art.

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Round Tube
1/2" to 3" diameter

Round Tube

Hollow round sections for railings, handles, and structural use.

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Channel Steel
1" to 4" channel width

Channel Steel

C-channel and U-channel for tracks, frames, and load-bearing builds.

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Why Diamond and Metals

A Metal Yard That Actually Helps You

We're not a big-box distributor. We're a California shop that takes the time to help you get the right material for your project.

100+
Materials in Stock

Wide selection of steel, aluminum, and specialty metals ready for pickup or delivery.

Cut
To Your Exact Size

No need to buy a full 20-foot stick. We cut to the length you need, right here.

DIY
Friendly Staff

New to metalwork? Our team is happy to walk you through what you need and why.

Free Quotes

Ready to Start Your Build?

Tell us what you're making and we'll help you find the right metal at the right price. No jargon, no pressure.

Request a Free QuoteMost quotes returned within 24 hours
Diamond and Metals

California's friendly source for quality metal resale and steel square tubing. Cut to size, ready for your next build.

California-Based

Materials

  • Square Tubing
  • Flat Bar
  • Angle Iron
  • Sheet Metal
  • Round Tube
  • Channel Steel

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Quality Metal · Cut to Size · California