Champion C1778-1 Self Tapping Screw Countersunk Torx 3.5 x 13mm
Available
Self-tapping screws drive directly into sheet metal, plastics, and thin substrates without pre-tapping — making them the fastener of choice for fabrication, automotive body work, and electrical enclosure assembly. Part number C1778-1. Champion self-tapping screws are manufactured to consistent thread form for reliable drive and hold.
Where this tool is used
- Sheet metal fabrication, automotive body and trim, electrical enclosures, HVAC ducting, and light panel assembly — wherever a self-contained thread-forming fastener is needed.
- General maintenance and workshop applications.
Key specifications
| Specification | Detail |
|---|---|
| Head type | Countersunk |
| Drive | Torx (TPX) |
Selecting the right option
Confirm thread pitch and size before ordering — mixing metric and imperial threads is a common site error.
Resources
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3.5 x 13mm
Model Number: C1778-1
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3.5 x 16mm
Model Number: C1778-2
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3.5 x 19mm
Model Number: C1778-3
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3.5 x 32mm
Model Number: C1778-4
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3.5 x 38mm
Model Number: C1778-5
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4.2 x 13mm
Model Number: C1778-6
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4.2 x 16mm
Model Number: C1778-7
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4.2 x 19mm
Model Number: C1778-8
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4.2 x 25mm
Model Number: C1778-9
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4.2 x 32mm
Model Number: C1778-10
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4.2 x 38mm
Model Number: C1778-11
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4.8 x 13mm
Model Number: C1778-12
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4.8 x 16mm
Model Number: C1778-13
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4.8 x 19mm
Model Number: C1778-14
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4.8 x 25mm
Model Number: C1778-15
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4.8 x 32mm
Model Number: C1778-16
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4.8 x 38mm
Model Number: C1778-17

