Dimensional, material and conversion tables — the fastest lookups on the site.
89 charts, grouped by what you are looking for.
Look up a thread size, its pitch and minor diameters, or the tap drill for it.
Machining data and properties for steels, stainless, aluminium, cast iron and superalloys.
Gauge charts, standard sizes and dimensional tables.
ISO 286 grades, fits, surface finish and GD&T.
Conductor ampacity and current-carrying capacity.
Unit conversions, formulas and reference tables.
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