Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material Grade | 304 Stainless Steel |
| Head Style | Round Head with Integrated Washer |
| Drive Type | Phillips Cross |
| Thread Diameter | M4.2 / M4.8 |
| Surface Finish | Polished Silver |
| Point Type | Self-Drilling Drill Point |
| Package Quantity | 100 Pieces |
| Corrosion Resistance | High (Rust Proof) |
| Application Scenario | Metal-to-Metal Fastening |
| Industry Standard | ISO Compliant |
Anonymous
Apr 14, 2026
Rating: 5/5
Excellent Quality
These screws are solid. Used them for a metal roof repair and they drilled through easily without pre-drilling.
Anonymous
Mar 30, 2026
Rating: 5/5
Great value
Good count for the price. Will buy again for future workshops.
Anonymous
Feb 18, 2026
Rating: 5/5
Rust resistant
Been outside for months exposed to rain, no rust yet. True 304 steel.
Anonymous
Feb 14, 2026
Rating: 4/5
Good but hard
Quality is good but required a strong drill to drive them into thicker steel plates.
Anonymous
Jan 22, 2026
Rating: 5/5
Perfect fit
Exactly what I needed for my HVAC project. The washer head provides a nice seal.
Q: What bit size do I need?
A: A PH2 Phillips driver bit is recommended for these screws.
Q: Is this truly 304 steel?
A: Yes, these are certified 304 stainless steel screws.
Q: What is the max metal thickness?
A: They work best on metal sheets up to 3mm thick.
Q: How many screws in a pack?
A: The standard pack contains 100 pieces, but bulk options are available.
Q: Are these suitable for outdoors?
A: Yes, the stainless steel material is resistant to weather and corrosion.
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