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Fabrication Tools · Practical guide

Fabrication Cutting List Optimiser: common estimating mistakes and on-site checks

Use Fabrication Cutting List Optimiser online for a quick, clear result. Optimise bar and section cuts across stock lengths with kerf allowance.

Reliable workflow

Avoid common Fabrication Cutting List Optimiser estimating mistakes with practical site checks, measurement tips, assumptions and a final verification checklist.

  1. Take the measurements required by Fabrication Cutting List Optimiser and record the units beside each value.
  2. Check site conditions, wastage, product coverage and manufacturer guidance before calculating.
  3. Run the calculation and keep the unrounded result until the final ordering step.
  4. Compare the result with supplier pack sizes, drawings and a second manual sense-check before purchasing.

Checks before using the result

  • Are the source values current and entered in the correct fields?
  • Are the units, decimal separators and signs correct?
  • Have optional settings or assumptions been reviewed?
  • Does the result look plausible when compared with a simple known case?
  • Have you kept enough precision until the final step?
  • If the result affects money, safety, purchasing or compliance, has it been independently checked?

Common mistakes to avoid

  • Mixing millimetres, metres, feet or inches in the same calculation.
  • Using drawing dimensions without confirming actual site conditions.
  • Forgetting waste, laps, cuts, pack sizes or manufacturer coverage.
  • Ordering directly from an estimate without a final supplier/specification check.

Practical guide: site mistakes

Separate measured dimensions from assumptions.

Check access, cuts, laps, waste and product coverage.

Use supplier/manufacturer information for the final order.

Take the next step with Sellible AI

Use Sellible AI when you want help interpreting the result, comparing options, analysing a document or completing a multi-step job. The AI workspace shows expected credits before sending and returns unused safety reservations automatically.

Open Sellible AI

Frequently asked questions

Is Fabrication Cutting List Optimiser free to use?

The linked browser tool can be opened directly from this guide. If a server-side or AI action uses credits, Sellible shows the credit requirement before the job runs.

How should I check the result?

Review the source values, units, assumptions and output. For important financial, technical, purchasing or compliance decisions, use an independent check as well.

Can Sellible AI help with the next step?

Yes. Sellible AI can help explain results, analyse supplied files and route suitable jobs into Sellible tools. AI usage shows its expected credit cost before sending.