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Dimensioning of ISO Fits

(C) Copyright 1989-2022 by HEXAGON Software, Berlin

The TOLPASS Software is used by the designer for dimensioning of ISO fits to ISO/R 286.

After input of nominal diameter, tolerance class and quality, TOLPASS calculates all tolerances as well as min./max.clearance or coverage.

In a table you can input up to 20 ISO fits, and TOLPASS creates a table with dimensions and tolerances ready to be imported into CAD via DXF or IGES interface.

Hard and Software Requirements

TOLPASS is available as 32-bit or 64-bit application for Windows 11/10/8/7.

Scope of supply

TOLPASS program with short user manual (pdf), License granting unrestricted rights of use.


HEXAGON guarantees for a period of 24 months that the software will perform the specified functions.

Software Updates, Hotline

We are constantly endeavoring to extend and improve the HEXAGON software. Our customers are kept informed about updates and new features at regular intervals.

Download TOLPASS Demo for Windows (347 kB)

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