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Carbon steel 4.8/8.8/10.9 M5 Flower Countersunk Head Fastener Self-tapping Screws
| Category | Self-Drilling screws | Head type | Countersunk head |
| Slot Type | Flower | Screw diameter | 6 mm |
| Thread size | M6 | Material Grade | Carbon Steel 45H |
| Surface treatment | Galvanized | Customization | Yes |
Screws are generally called wood screws; with a sharp tip and larger pitch, they are commonly used to tighten wood and plastic parts. Mechanical screws feature uniform small pitches and are used for metal and machine parts fastening.






Equipped with strong production capacity, we specialize in professional fasteners and fittings. Our products meet international quality systems such as ANSI and BS. We provide high-quality fasteners for construction steel, automotive, machinery, furniture, and railways. Throughout the production process, professional engineers monitor quality to guarantee excellence.





Ocean Shipping: North/South America (approx. 40 days), Eastern Europe (30-40 days), Southeast Asia (20-30 days), Africa (35-45 days).
Air Transport: Global delivery within 7-10 business days.
Packaging: Boxes, cartons, or plastic bags tailored to customer needs.
| ITEM | DIN-STANDARD | ISO-STANDARD | GB-STANDARD | DESCRIPTION |
|---|---|---|---|---|
| 3 | DIN84 | ISO1207 | GB65-85 | slotted cheese head screws |
| 4 | DIN85 | ISO1580 | GB67-85 | slotted pan head screws |
| 60 | DIN553 | ISO7434 | GB71-85 | slotted set screws with cone point |
| 92 | DIN912 | ISO4762 | GB70-85 | hexagon socket cap screws |
| 105 | DIN933 | ISO4017 | GB5783-86 | hexagon head screws |
| 184 | DIN7504 | - | - | self-drilling tapping screws |
| 194 | DIN7981 | ISO7049 | GB845-85 | pan head tapping screws with cross recessed |
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