# Tolerance size

> 12.0

Tolerances sizes contain all the dimensions of a line in the GDT. So for a GDT containing tolerances sizes values on two lines, we will have two tolerances sizes.

Returns

> `A3D_SUCCESS`on success, or an error code on failure

Topics

- Tolerance size value

Structures

- `A3DMDToleranceSizeData`

Functions

- `A3DMDToleranceSizeGet()`

Conversation saved
HOOPSY BETA

### Hello! I'm HOOPSY

Your multilingual generative AI assistant for documentation. Ask me anything about HOOPS Exchange in your own language, or choose a sample question below to start a conversation:

What is HOOPS Exchange?
What are the latest release notes for HOOPS Exchange?
How do I start evaluating HOOPS Exchange?
How do I write my first sample application?
How can I get assistance?

HOOPSY may store conversations according to OpenAI's policy. Responses may not always be accurate.

HOOPSY is thinking...