| Customization: | Available |
|---|---|
| Material: | Carbon Steel |
| Type: | Countersunk Head |
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| Material | Stainless Steel |
| Diameter | #6(3.5mm),#7(3.9mm),#8(4.2mm),#10(4.8mm) |
| Length | 9-13mm |
| Surface Treatment | Phosphate, Galvanize, Nickle, Ruspert, etc |
| Head Mark | As per the customer's request |
| Packaging | Woven bag 25kg/bag; Bulk in carton; Small box+carton |
| Delivery Time | Normally 15-30 days |
1. Self-tapping screws have various names. They're often called metal screws, sheet metal screws, tapping screws, or tapper screws.
2 Their tips come in different shapes: pointed (like a pencil), blunt, or flat, and they are described as thread-forming, thread-cutting, or thread rolling. If the screw is pointed, it will be thread-cutting - tapping and creating threads in a pre-drilled hole. If the tip is flat, it is thread-rolling - rolling or extruding threads and creating zero clearance between the screw and material.
3. Self-tapping screws for plastic joining is reliable if used properly.
4. They are cheap compared to other means of joining.
5. Easily disassembled.
6. It doesn't require pre-molded threads.
7. Good impact and vibration resistance.
8. No curing time or settling time to achieve full strength.
9. No special tool is required.
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