DIN7504K Hexagon Washer Head Self Drilling Screw

C1022 harden carbon steel DIN7504K Hexagon Washer Head Self Drilling Screw with EPDM bonded washer is one of main products of RUNYEE factory in China, it is designed specifically for fastening applications where a washer is required to provide additional support and distribute clamping force.

Runyee factory is also specialized in manufacturing high quality of C1022 Drywall Screw, Self Drilling Screw, Chipboard Screw, Self Tapping Screw, Concrete Screw, Roofing Screw, C10B21 Construction Screw and other fastener like nuts, bolts, anchors, thread rods etc.

As a factory, manufacturer, supplier and exporter in China, we always insist on high quality, reliable delivery, competitive price, and good customer service. Our technical team confirms quality inspections for steel wire material, production process, heat treatment, plating and package.

The feature and application of DIN7504K Hexagon Washer Head Self Drilling Screw with EPDM bonded washer of Runyee manufacturer factory in China.

Material: Hardened Carbon Steel C1022A
Head: Hex, Indented hex washer, Hex flange, Hexagon, Flat, Pan, Wafer, Truss, Framing
Drive: Unslotted, Slotted, Phillips etc
Standard: DIN, ANSI
Size: 3.5mm—6.3mm x 9.5mm—280mm
Thread: Standard, Fine Thread, Coarse Thread, Full Thread, Half Thread
Washer: PVC, Gray EPDM, Black EPDM, Rubber, Plastic
Heat treatment and Coating: Zinc Plated, Dacromet, Ruspert, Nickel, Magni, Phosphated etc
Package: Small box packing, Bulk packing with carton or bag, Wood carton, depends on customer’s requirements to customize package.
Minimum Order Quantity: 1000 kilograms for one size, one container could be with max 25 sizes of DIN7504K Hexagon Washer Head Self Drilling Screw with EPDM bonded washer together. We will discuss some discounts price for cooperation if there’s big quantity.

DIN7504K Hexagon Washer Head Self Drilling Screw with EPDM bonded washer is widely used on the surface of building materials, so it is also called roofing screw.

1. This kind of self drilling point can enter the interior of harder and thicker metals.
2. Mainly used for fixing color steel tiles (a kind of color steel plate) of steel structures.
3. Used for fixing thin plates of simple buildings.

Hex Head Self Drilling Screw is often assembled with a bonded EPDM rubber washer. The washer can not only increase the contact area, reduce the pressure, protect parts and screws, but most importantly, it can upgrade the waterproof ability of the hex washer head screw. The washer isolates the water, making the screw and the inside of the material less prone to rust due to water ingress.

Runyee manufacturer with a production ranging from M2.5mm to M8.0mm, length up to 300mm provides a variety of specialized and standard screws as well as customized screws. Our production capability reaches around 1200 tons per month at 13000㎡ factory area.

We are clients’ trustworthy partner and always pursue to provide best solution to your fastening challenges as well as improve for stable and excellent quality to serve more clients. Let’s be your reliable long-term partner in China if any interest in DIN7504K Hexagon Washer Head Self Drilling Screw with EPDM bonded washer, and warmly welcome to visit our factory.