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Strong Blacken Studs Nuts and Bolts
The blacken studs nuts and bolts features its high strength grade 12.9 made by #45 carbon steel with a blackened finish.It is consist of two nuts and one threaded rod.With a blacken finishing provide a extra protection against rust and corrosion.As an experienced Custom Stud Bolts Manufacturer, FastenMetal Custom a variety of stud bolts from Printings. Please feel free to click the button”get a free quote”.
Material: #45Carbon Steel
Grade:12.8
Standard:GB901
Size:M5-M80(Other sizes, please inquiry us)
Strong Blacken Studs Nuts and Bolts Description
The high strength strong blacken studs Nuts and Bolts are durable, heavy-duty fasteners with a blackened finish, providing extra protection against rust and corrosion. Commonly used in construction, machinery, and automotive industries, they are known for their strength, reliability, and long-lasting performance in tough conditions.Common specifications of Studs Nuts and Bolts include M6, M8, M10, M12, and so on.
Our Blacken Double End Stud Bolts Size Chart

| Unit:mm | ||||||
| Specification(d) | M8 | M10 | M12 | M14 | M16 | M18 |
| b | 28 | 32 | 36 | 40 | 44 | 48 |
| x max | 1.5P | |||||
| L | 32–300 | 40–300 | 50–300 | 60–300 | 60–300 | 60–300 |
| Unit:mm | ||||||
| Specification(d) | M20 | M22 | M24 | M27 | M30 | M33 |
| b | 52 | 56 | 60 | 66 | 72 | 78 |
| x max | 1.5P | |||||
| L | 70–300 | 80–300 | 90–300 | 100–300 | 140–400 | 140–400 |
| Unit:mm | ||||||
| Specification(d) | M36 | M39 | M42 | M48 | M56 | |
| b | 89 | 60 | 96 | 108 | 124 | |
| x max | 1.5P | |||||
| L | 140–400 | 140–500 | 140–500 | 150–500 | 190–500 | |
| Size not Listed? Please inquiry us! | ||||||
Shipping and Payment Terms:
- We generally ship cargos worldwide by sea. The goods will be in a shipping container when arriving at the port. You are responsible for picking up your shipment and customs clearance on your side.
- We do accept small, urgent orders that need to be shipped by air.
- We currently accept T/T & L/C.
- Please contact us if you have any questions about shipping or payment, we will be happy to assist you
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