Product Description
DIN 933 Metric Grade 8.8 Yellow Zinc Plated Hexagon Head Fully Threaded Set Screws
Metric hexagon head set screws manufactured to DIN 933 from Grade 8.8 high tensile steel, with a yellow zinc plated finish. The fully threaded design suits assemblies requiring thread engagement along the screw length.
Available in M6, M8, M10 and M12 sizes with standard metric coarse threads. Suitable for repairs, maintenance and engineering assemblies specifying Grade 8.8 fasteners, with an external hexagon head for tightening using a spanner or socket.
Technical Specifications
| Standard | DIN 933 |
|---|---|
| Material | High tensile steel |
| Strength grade | 8.8 |
| Finish | Yellow zinc plated |
| Head type | Hexagon |
| Thread type | Metric coarse |
| Thread coverage | Fully threaded |
| Length measurement | Measured from beneath the head to the end of the screw |
DIN 933 Dimensions
All dimensions below are in millimetres. Head heights are nominal dimensions; manufacturing tolerances apply.
| Thread Size | Thread Pitch | Spanner Size Across Flats | Nominal Head Height | Minimum Across Corners |
|---|---|---|---|---|
| M6 | 1.0 | 10 | 4.0 | 11.05 |
| M8 | 1.25 | 13 | 5.3 | 14.38 |
| M10 | 1.5 | 17 | 6.4 | 18.90 |
| M12 | 1.75 | 19 | 7.5 | 21.10 |
Length and Pack Options
| Listed lengths | 12mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 60mm and 70mm |
|---|---|
| Pack quantities | 5, 10, 20, 50, 100 or 250 |
Select your required thread size, length and pack quantity from the product options. Available combinations vary by size.
Fitting Advice
Use with a matching metric coarse nut or tapped hole and mating components suitable for the required strength. Start the screw by hand, then tighten using the correct spanner or socket size shown above. Follow the assembly manufacturer's torque requirements for the coating and lubrication conditions.
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