• Email:

  • Phone: 07730449751

Steel Detailing for Fabricators Who Can’t Afford Mistakes

Fabrication drawings, GA drawings, and 3D models delivered accurately and on time.

About Us

What We do:

We work with structural steel fabricators across Devon and the South West, supporting projects from small residential builds to commercial structures.

  • Fabrication Drawings

Clear, workshop-ready drawings with dimensions, weld details and bolt specifications.

  • GA (General Arrangement) Drawings

Accurate layout drawings to coordinate installation and site planning.

  • 3D Modelling

Detailed steel models to reduce clashes and fabrication errors.

Key services overview

building excellence, one frame at a time

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Residential

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Commercial

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Custom Homes

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Featured projects

our work speaks for itself

We deliver accurate, workshop-ready drawings that help you fabricate without delays.

Testimonials

our work speaks for itself

Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s,when an unknown printer took a galley.

Sigma Draughting

Need reliable steel detailing?

Send your project drawings today and we’ll provide a fast quote.

  • Email:

  • Phone: 07730449751

Quick links

Business hours

Monday: 9am to 5pm

Tueday: 9am to 5pm

wedday: 9am to 5pm

Thursday: 9am to 5pm

friday: 9am to 5pm

© Copyright 2026. Sigma Draughting. All rights reserved.