ISO 8765 Hex Bolt (Fine Thread, Partial)
ISO 8765 Hex Bolts — Fine Thread, Partial
DIN 960 Equivalent | Fine Pitch Hex Bolts with Shank
ISO 8765 defines partially threaded hex bolts with fine pitch threads. Fine threads provide higher tensile strength, better vibration resistance, and allow finer torque adjustments — ideal for precision machinery and automotive applications.
Quick Specifications
Thread Pitch
Fine
Thread Coverage
Partial
Size Range
M8 – M64
Property Classes
8.8, 10.9, 12.9
DIN Equivalent
DIN 960
Dimensions (Fine Thread)
| Size | Fine Pitch | Coarse Pitch | Head A/F (s) | Head Height (k) |
|---|---|---|---|---|
| M8 | 1.0 | 1.25 | 13 mm | 5.3 mm |
| M10 | 1.25 | 1.5 | 17 mm | 6.4 mm |
| M12 | 1.5 | 1.75 | 19 mm | 7.5 mm |
| M16 | 1.5 | 2.0 | 24 mm | 10.0 mm |
| M20 | 1.5 | 2.5 | 30 mm | 12.5 mm |
Why Fine Thread?
Higher Tensile Strength
Larger minor diameter
Better Vibration Resistance
More thread engagement
Finer Adjustment
Precision torque control
Thin-Wall Applications
More threads per depth
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Fine pitch hex bolts for precision applications.
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