Free Tools
Free tools
Tools we use, published for anyone.
The arithmetic we run daily on the shop floor, built into calculators you can use for free. No sign-up, no paywall.
01 · SHEET METAL
Bend allowance calculator
Bend allowance, bend deduction and flat pattern length for a single air bend. Includes K-factor by R/T ratio and minimum bend radius tables by material.
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02 · SHEET METAL
Sheet nesting calculator
How many parts fit a sheet, how many sheets an order needs, and how much material goes in the skip. Rectangular nesting with rotation and a visual layout.
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03 · LASER CUTTING
Laser cutting time & cost estimator
Cycle time and cost per part from cut length, pierce count, thickness and material. Indicative speeds for 1 to 6 kW fibre sources.
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04 · TUBE
Tube cutting estimator
Parts per bar, drop, weight and cost for round, square and rectangular tube — including the clamp and trim loss most quotes forget.
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05 · PRESS BRAKE
Sheet metal bending table
V-die selection and tonnage. Which die for which thickness, the press force it needs, the inside radius you get, and the shortest flange you can form. Metric and imperial.
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