Phillips Flat Head Self Tapping Screw
Standard: DIN 7982
Thread Type: Self-Tapping Screw Thread
Commodity: Phillips Flat Head Self Tapping Screw
Also Named: Flat Head Self Tapping Screw
Material: Carbons Steel
Property Class: A
Diameter: ST2.2×0.8、ST2.9×1.1、ST3.5×1.3、(ST3.9)×1.3、ST4.2×1.4、ST4.8×1.6、ST5.5×1.8、ST6.3×1.8
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Countersunk Head / Flat Head
Drive Type: Cross Drive
Alternative Standard: ASME B 18.6., ASME B 18.6.5M, JIS B 1125, JIS B 1122
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 phillips flat head self tapping screw in China. Please feel free to buy high quality phillips flat head self tapping screw made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's senvice 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 | Phillips Flat Head Self Tapping Screw |
Also Named | Flat Head Self Tapping Screw |
Material | Carbon Steel |
Standard | DIN 7982 |
Alternative Standard | ASME B 18.6., ASME B 18.6.5M, JIS B 1125, JIS B 1122 |
Property Class | A |
Diameter | ST2.2×0.8、ST2.9×1.1、ST3.5×1.3、(ST3.9)×1.3、ST4.2×1.4、ST4.8×1.6、ST5.5×1.8、ST6.3×1.8 |
Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
Head Type | Countersunk Head / Flat Head |
Drive Type | Cross Drive |
Thread Type | Self-Tapping Screw Thread |
Dimensions Table

| Thread Size | ST2.2 | ST2.9 | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ||
| P | Pitch | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| a | max | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| dk | max=nominal size | 4.3 | 5.5 | 6.8 | 7.5 | 8.1 | 9.5 | 10.8 | 12.4 | |
| min | 4 | 5.2 | 6.44 | 7.14 | 7.74 | 9.14 | 10.37 | 11.97 | ||
| k | ≈ | 1.3 | 1.7 | 2.1 | 2.3 | 2.5 | 3 | 3.4 | 3.8 | |
| y | max | Type C | 2 | 2.6 | 3.2 | 3.5 | 3.7 | 4.3 | 5 | 6 |
| Type F | 1.6 | 2.1 | 2.5 | 2.7 | 2.8 | 3.2 | 3.6 | 3.6 | ||
| Socket No. | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | ||
| M1 | ≈ | 2.5 | 3 | 4.2 | 4.6 | 4.7 | 5.1 | 6.8 | 7.1 | |
| M2 | ≈ | 2.4 | 2.8 | 4 | 4.2 | 4.4 | 5 | 6.3 | 7 | |
Product Details

Product Advantages

Advantages
1. It can be installed swiftly with the basic screw tools due to its proper structure.
2. It's made from superior materials that bring a high-quality physical and chemical performance.
3. The excellent surface treatment makes perfect durability performance with long service.
4. AYA provides super OEM service to help your own brands.
5. AYA inspects every package before sending it out to ensure the best-delivered situation.
6. AYA has over 30 oversea agents for the worldwide sales network to help deliver our products promptly and conveniently.
Quality Inspection

Every link in the production will be supervised by quality control personnel to ensure that the final product meets customer expectations.
Sophisticated testing instruments and experienced quality control personnel can provide customers with more accurate quality inspection reports.
Packaging & Container Loading

AYA's product packaging can not only provide very good protection to the product, but also improve the beauty of the product.
AYA provides custom labeling services.
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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