Black Oxide Countersunk Bolts
Standard: DIN 608
Thread Type: Coarse Thread / Fine Thread
Thread Length: Partial Thread
Commodity: Black Oxide Countersunk Bolts
Also Named: Countersunk Head Bolt
Material: Carbon Steel
Diameter: M10, M12
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Countersunk Head / Flat Head
Head Details: With Short Square Neck
Alternative Standard: ASME B 18.5, ASME B 18.9
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of black oxide countersunk bolts in China. Please feel free to buy high quality black oxide countersunk bolts made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's service process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
PRODUCT DESCRIPTION
| Product Name | Black Oxide Countersunk Bolts |
| Also Named | Countersunk Head Bolt |
| Material | Carbon Steel |
| Standard | DIN 608 |
|
Diameter |
M10, M12 |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
| Head Type | Countersunk Head / Flat Head |
| Drive Type | With Short Square Neck |
| Thread Type | Coarse Thread / Fine Thread |
| Thread Length | Partial Thread |
| Alternative Standard | ASME B 18.5, ASME B 18.9 |
DIMENSIONS TABLE

| Screw Thread | M10 | M12 | |
| d | |||
| P | Pitch | 1.5 | 1.75 |
| b | 26 | 30 | |
| dk | max | 19.65 | 24.65 |
| min | 18.35 | 23.35 | |
| ds | max | 10 | 12 |
| min | 9.42 | 11.3 | |
| Fn | max | 8.45 | 11.05 |
| min | 7.55 | 9.95 | |
| r | max | 1.5 | 1.8 |
| V | max | 10.58 | 12.7 |
| min | 9.42 | 11.3 | |
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF Black Oxide Countersunk Bolts
1. Due to the black oxide coating, the bolts are resistant to abrasion and corrosion. Thus, you can use the bolts in any harsh environment.
2. Black oxide fasteners have a decorative finish, so, they do not affect the aesthetics of the chosen surface.
3. You can easily cover the bolts with a flush fastener in order to protect them.
4. Countersunk bolts are useful for railing, decking, and other similar projects.
5. Our countersunk bolts are available in a range of sizes. So, you can buy the right ones for your project.
6. We have an efficient team to deliver the bolts within a short time.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY AYA?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solutions and enjoy door-to-door services.
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