Your one stop Steel Supermarket
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At Tonkin's we have a wide range of products if you need it we will get it for you.

Tubular

We stock a large range of tubular sections. Ranging from pipe to rectangular sections, including line pipe and cattle rail.  The product is available in galvanised, painted or black finishes.

Roofing, Building & Purlins

Everything needed for building and roofing. Our building department can supply you all of your building needs from tophats to bar chairs. 

RurAl Products

Caring for your agricultural needs has never been easier. With an extensive range of rural products such as cattle grids, crushes, gates, all forms of wire and much more.

Merchant Bar

Our Merchant Bar range covers various shapes such as round bar, flat bar, angles and squares. The product is available in black, galvanised, and pre-galvanised finishes.

Plate & Sheeting

 A category range that includes  mild steel plate, wear resistant plate, floor plate, galvabond and zincanneal sheeting. Plate is available in a wide range of thicknesses and is produced in two different grades: 250 and 350.

STRUCTRUAL SECTIONS

Covering all structural requirements such as universal beams, universal columns , welded beams, welded columns, heavy angles and channels.

Who we Work with

Industries We Serve!

No matter how big or small your project is Tonkin Steel has all your steel requirements covered. Come on in and talk to our sales team about your needs. 

Farming & Agriculture is a key industry that Tonkin Steel has worked with over the last 60 years. We are proud to work with our local farmers. 

Tonkin Steel has provided North Queensland fabricators with the highest quality steel for the last 30 years.  

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