13.015.035.3
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Interactive 3D model of M8 Hex Head Bolt

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M8 Hex Head Bolt

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Bounding box
15.0 × 13.0 × 35.3 mm
Engine
Precision B-rep
Parameters
7
Published
October 3, 2026

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8

Parameters

NameValueRange
Shank Diameter (nominal)8 mm3 – 20
Shank Length30 mm5 – 120
Head Across Flats13 mm5 – 30
Head Height5.3 mm2 – 20
Shank End Chamfer1 mm0.2 – 2
Head Top Chamfer0.4 mm0.2 – 1.5
Under-Head Fillet0.6 mm0.2 – 2

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

M8 Hex Head Bolt - Free CAD Model (STEP, STL) | TextoCAD