Stainless Steel Hex Head Self Drilling Screw with Washer

• After-sales Service: Online Service
• Certification: ISO, ROHS, CE
• Material: Steel
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DIN7504
• Type: Column Formwork
• Length: 13-220mm
• Grade: 4.8, 450-800hv,450-650hv
• Size: 12#,St4.2,St4.6,St4.8,St5,St5.5,St6,St6.3,St8
• Surface Treatment: Zinc Plated
• Product Material: 1022A,Carbon Steel, Stainless Steel
• Transport Package: Bag/Pallet
• Specification: 3.5mm,3.9mm,4.2mm,4.8mm,length from 13mm to 100mm
• Trademark: Sanye
• Origin: China
• HS Code: 7415290000
• Production Capacity: 50000PCS/Days
• Package Size: 10.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 0.150kg

Product Description

China Factory Wholesale Stainless Steel Hex Head Self Drilling Screw With Washer

Product Description

The hexagonal self-drilling screw is a screw with a hexagonal design and a diamond-cut design at the tail to facilitate the fastening of the screw during installation and prevent sliding. In shape, it is easier to operate than the traditional cruciform screw, but also more beautiful.

Hexagon head drill screw(DIN7504)
Thread Specification		ST3.5	ST3.9	ST4.2	ST4.8	ST5.5	ST6.3
P	pitch	1.3	1.3	1.4	1.6	1.8	1.8
h	min	0.6	0.6	0.9	0.9	1	1
dc	max	8.3	8.3	8.8	10.5	11	13.2
	min	7.6	7.6	8.2	9.8	10	12.2
k	max	3.45	3.45	4.25	4.45	5.45	6.45
	min	3.2	3.2	4	4.15	5.15	6.15
s	max	5.5	5.5	7	8	8	10
	min	5.32	5.32	6.78	7.78	7.78	9.78
dp	max	2.8	3.1	3.6	4.1	4.8	5.8
Drill Pin Thickness		0.7~2.25	0.7~2.4	1.75~3	1.75~4.4	1.75~5.25	2~6

 

Detailed Photos

Hexagonal drilling screw features:

1. High tensile strength

Outer hexagonal self-drilling screws are made of high-quality steel, fine production, with high tensile strength and corrosion resistance.

2. Fine thread design

The fine thread design can improve the resistance effect of the screw, enhance the fastening ability, and make the screw more firm.

3. Diamond cut tail design

The diamond cut tail design can better secure the screws and avoid sliding during use.

Hexagonal drilling screws for use

1. Used for fixing mechanical equipment

Outer hexagonal drilling screws are suitable for fixing all kinds of mechanical equipment, such as furniture, machine equipment, electronic equipment, etc. Due to its unique design, it can withstand greater force, is more firm and reliable, and is not easy to loosen during use. In addition, it is easier to disassemble the equipment.

2. Used for assembly of auto parts

Outer hexagonal drilling screws are also widely used in the assembly of automotive parts, such as glass, tires, braking systems, etc. In the automotive manufacturing industry, this screw has become mainstream, compared to the traditional cruciform screw, with better safety performance and fastening ability.

3. For installation in the construction industry

Other screws

Packaging & Shipping

Package

Cartons+Plastic Bags+Pallet

Can be customized packaging according to customer requirements

 

Company Profile

Hebei SanThriving Company is a professional aluminum formwork accessories and construction fastener manufacturer in China. The facory are locaed in Fastener Production Base Site---Yongnian area of Handan, The total area is 30.000 square meters. Since 2005 we established factory until now, There are more than 200 employees in our factory and we have more than 15 year production experience. We have advanced production equipment and rich experience research development group. Our unique service is supply Customised Products for our clients. The mian products are Wedge pin, Round pin, stud pin, long pin, steel prop, tie rod and tie nut, flat wall tie, swivel clamp, swivel coupler,waller clamp, waller bracket, al-bracket and aluminum formwork tools, we are also produce hex bolt, thread rod, wedge anchor bolt and nuts. These products are sell to all over the world. The service of SanThriving company are Quality First, Service Supreme. We will continue to service our client in the future. We sincerely the client if you don t satisfied please kindly tell us, if you are very satisfied with us then tell your friends and help more people to share our service and products.

 

 

FAQ

1.Who are we?
We are professional aluminum formwork accessories manufacturer and locaded fastener producing base site yongnian area of Handan city of  China, start from 2005,Our products sell to Mid East(20.00%),North America(20.00%),Southeast Asia(15.00%),South America(10.00%),Eastern Asia(10.00%),Eastern Europe(10.00%),South Asia(10.00%),Africa(5.00%). There are total about 101-200 people in our factory.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Fastener and aluminum formwork accessories such as wedge pin, mivan stud pin, long pin,thread rod,tie rod and wing nut, swivel coupler,steel prop, swivel clamp, al-bracket, waller bracket, waller clamp, flat wall tie, flat tie, hex bolt, hex nut, stud bolt and wedge anchor bolt.
4. Why should you buy from us not from other suppliers?
Through 17 years of operation and development, our products have good quality with lowese price, our unique service is supply products customized for our client.
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,Credit Card,Cash;
Language Spoken:English,Chinese.