Black Oxide Raised Countersunk Screws
Standard: ASME B 18.6.4
Thread Type: Self-Tapping Thread
Commodity: Black Oxide Raised Countersunk Screws
Also Named: Raised Head Screw
Material: Carbon Steel
Form/Shape Of Tip: Type AB
Diameter: 0#、1#、2#、3#、4#、5#、6#、7#、8#、10#、12#、1/4、5/16
Finish: Plain, Black Oxide, Zinc Plated, Thick-Film Passivated(ZSML), Zinc Flake, Silver(ZFSHL), Hot Dipped Galvanized, Organic, Geomet, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Alternative Standard: ISO 1483, DIN 7973, ASME B 18.6.3, ASME B 18.6.5M, JIS B 1115 (O)
Head Type: Raised Countersunk Head / Oval Head
Drive Type: Internal Slot
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 raised countersunk screws in China. Please feel free to buy high quality black oxide raised countersunk screws 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 Raised Countersunk Screws |
Also Named | Raised Head Screw |
Material | Carbon Steel |
Standard | ASME B 18.6.4 |
Form/Shape Of Tip | Type AB |
Diameter | 0#、1#、2#、3#、4#、5#、6#、7#、8#、10#、12#、1/4、5/16 |
Finish | Plain, Black Oxide, Zinc Plated, Thick-Film Passivated(ZSML), Zinc Flake, Silver(ZFSHL), Hot Dipped Galvanized, Organic, Geomet, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
Alternative Standard | DIN 7983, ASME B 18.6.3, ASME B 18.6.4, ASME B 18.6.5M, JIS B 1122 (O) |
Head Type | Raised Countersunk Head / Oval Head |
Drive Type | Internal Slot |
Thread Type | Self-Tapping Screw Thread |
DIMENSIONS TABLE

| Nominal Diameter d | 0# | 1# | 2# | 3# | 4# | 5# | 6# | 7# | 8# | 10# | 12# | 1/4 | 5/16 | |
| d | Nominal Size | 0.0600 | 0.0730 | 0.0860 | 0.0990 | 0.1120 | 0.1250 | 0.1380 | 0.1510 | 0.1640 | 0.1900 | 0.2160 | 0.2500 | 0.3125 |
| L | min | 3/16 | 3/16 | 3/16 | 7/32 | 1/4 | 1/4 | 5/16 | 3/8 | 7/16 | 1/2 | 9/16 | 5/8 | 13/16 |
| dk | max | 0.112 | 0.137 | 0.162 | 0.187 | 0.212 | 0.237 | 0.262 | 0.287 | 0.312 | 0.362 | 0.412 | 0.477 | 0.597 |
| min | 0.096 | 0.120 | 0.144 | 0.167 | 0.191 | 0.215 | 0.238 | 0.262 | 0.285 | 0.333 | 0.380 | 0.442 | 0.556 | |
| k | Ref. | 0.035 | 0.043 | 0.051 | 0.059 | 0.067 | 0.075 | 0.083 | 0.091 | 0.100 | 0.116 | 0.132 | 0.153 | 0.191 |
| f | Ref. | 0.021 | 0.025 | 0.029 | 0.033 | 0.037 | 0.041 | 0.045 | 0.049 | 0.052 | 0.060 | 0.068 | 0.079 | 0.099 |
| h | Ref. | 0.056 | 0.068 | 0.080 | 0.092 | 0.104 | 0.116 | 0.128 | 0.140 | 0.152 | 0.176 | 0.200 | 0.232 | 0.290 |
| n | max | 0.023 | 0.026 | 0.031 | 0.035 | 0.039 | 0.043 | 0.048 | 0.048 | 0.054 | 0.060 | 0.067 | 0.075 | 0.084 |
| min | 0.016 | 0.019 | 0.023 | 0.027 | 0.031 | 0.035 | 0.039 | 0.039 | 0.045 | 0.050 | 0.056 | 0.064 | 0.072 | |
| t | max | 0.030 | 0.038 | 0.045 | 0.052 | 0.059 | 0.067 | 0.074 | 0.081 | 0.088 | 0.103 | 0.117 | 0.136 | 0.171 |
| min | 0.025 | 0.031 | 0.037 | 0.043 | 0.049 | 0.055 | 0.060 | 0.066 | 0.072 | 0.084 | 0.096 | 0.112 | 0.141 | |
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF Black Oxide Raised Countersunk Screws
1. High-quality materials with a black oxide coating increases its durability.
2. The black oxide coating makes it highly corrosion resistant and lasts longer than other materials.
3. These screws are mostly used to fasten the woods.
4. The countersunk provides extra grip with the surface this screw is tightened on.
5. The raised head with a deep screwdriver fitting area makes it easy to tighten and untighten.
6. It requires less power to tighten these screws because of Its Sharp threads and pointy tip, which quickly make their way to the surface.
7. AYA is capable of providing the extraordinary customized fastening solution
8. Currently, AYA serves various regions such as Southeast Asia, North America, South America, and Europe with more than 13000 kinds of products.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY CHOOSE 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 solution and enjoy door-to-door services.
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