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Carbon steel 4.8/8.8/10.9 M4 Galvanized Customized Double Rod Fastener Knurled Bamboo Screw
| Category | Non-standard screws | Head type | Cheese head |
| Slot Type | NO | Screw diameter | 8 mm |
| Screw length | 3~110 mm Available | Mode of action | Hand twist |
| Thread size | M8 | Thread Tolerance | 6G |
| Surface | Galvanized | Material Grade | Carbon Steel 45H |
Screws are generally called wood screws; with a sharp tip and larger pitch, generally used to tighten wood or plastic parts. Mechanical screws feature uniform small pitch, generally used to fasten metal and machine parts.
Our products meet international quality systems such as ANSI and BS. We provide high-quality and professional fasteners for construction steel, automotive, machinery, energy, furniture, railway, and shipbuilding industries.
Throughout the production process, professional engineers monitor quality to ensure every product meets strict standards. We are committed to continuous innovation and providing competitive prices and excellent service to every customer.
| 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 |
| 104 | DIN931 | ISO4014 | GB5782-86 | Hexagon head screws |
| 124 | DIN975 | - | GB15389-94 | Threaded rods |
* Full list of standards available upon request.
