SS Allen Bolt M4 x 20mm, Dia. 4mm, Length 20mm, Stainless Steel (SS202) Socket Head Cap Screws
SS Allen Bolt M4 x 20mm – Socket Head Cap Screw
Thread Diameter: 4mm (M4)
Length: 20mm (measured from under the head)
Head Type: Socket Head Cap Screw
Allen Key Size: 3mm
Material: Stainless Steel (SS202)
Finish: Natural / Uncoated (Stainless Steel)
Description:
The SS Allen Bolt M4 x 20mm is a precision-machined fastener designed for secure and reliable connections in light to medium-duty applications. Made from stainless steel grade SS202, it offers dependable strength and moderate corrosion resistance, making it ideal for indoor and general-purpose use. Its socket head design allows for efficient tightening with a 3mm Allen key, providing a neat, flush finish. Perfect for use in electronics, mechanical assemblies, furniture fittings, and enclosures.
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Dia. |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
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Key |
1.5 mm |
2 mm |
2.5 mm |
3 mm |
4 mm |
5 mm |
6 mm |
8 mm |
10 mm |
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Socket Countersunk Screws(CSK Bolts) |
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Dia. |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
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Key |
|
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2 mm |
2.5 mm |
3 mm |
4 mm |
5 mm |
6 mm |
8 mm |
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Socket Button Head Screws(Botton Bolts) |
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Dia. |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
|
Key |
|
|
2 mm |
2.5 mm |
3 mm |
4 mm |
5 mm |
6 mm |
8 mm |
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Socket Set Screws(Grub Bolts) |
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Dia. |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
|
Key |
|
|
1.5 mm |
2 mm |
2.5 mm |
3 mm |
4 mm |
5 mm |
6 mm |
Socket Head Cap Screws(Allen Bolts)


