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Carbon steel 4.8/8.8/10.9 M4/galvanized Customized double rod fastener knurled bamboo screw
Screws are generally called wood screws; characterized by the tip point and larger pitch, generally used to tighten wood or plastic parts. Mechanical screws feature uniform, smaller pitch, generally used to fasten metal and machine parts.
| Category | Non-standard screws | Head type | Cheese head |
| Screw length | 3~110 mm Available | Mode of action | Hand twist |
| Thread size | M8 | Thread Tolerance | 6G |
| Surface treatment | Galvanized | Material Grade | Carbon Steel 45H |
Application Range:






Our products meet the international quality systems, such as ANSI and BS. We provide high-quality professional fasteners for construction steel, automotive, machinery, energy, furniture, railway, and shipbuilding. Throughout the entire production process, professional engineers monitor the quality to guarantee our product standards.



Ocean Shipping Estimate:
Air Transport: Around 7-10 business days worldwide.
Packaging Options: Boxes, cartons, plastic bags, or customized based on requirements.
| ITEM | DIN-STANDARD | ISO-STANDARD | GB-STANDARD | DESCRIPTION |
|---|---|---|---|---|
| 1 | DIN1 | ISO2339 | GB117 | Taper pins |
| 2 | DIN7 | ISO2338 | GB119-86 | Parallel pins |
| 3 | DIN84 | ISO1207 | GB65-85 | Slotted cheese head screws |
| 4 | DIN85 | ISO1580 | GB67-85 | Slotted pan head screws |
| 10 | DIN125-A | ISO708 | GB97.1-85 | Plain washers |
| 44 | DIN464 | - | GB834-88 | Knurled thumb screws with collar |
| 92 | DIN912 | ISO4762 | GB70-85 | Hexagon socket cap screws |
| 105 | DIN933 | ISO4017 | GB5783-86 | Hexagon head screws |
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