Heavy Duty Self Drilling Metal Screws

Heavy duty self drilling metal screws, or self-drilling screws for thick steel, capable of drilling through 12.5mm steel and above. The whole screw is coated with BN3 silver coating, which consists of multiple layers of specially formulated, corrosion–resistant chemicals, and can easily withstand 1000hrs of salt spray test.

Specification

Material: Stainless steel, Carbon steel or Customized

Surface treatment: Ruspert, Dacromet, Customized

Size: ST2.2-ST8.0/5mm-300mm or Customized size

Sharp drilling point: Sharp #5 drill point, Deep thread

Quality: Sample testing or Third-party inspection

Product Characteristic

1. Heavy duty self drilling metal screws are used for joining metal roofing panels to steel frame buildings.

2. No.5 drill tip for self-drilling in heavy gauge steel up to 12.5mm.

3. Complete with 16mm EPDM rubber washer.

4. Fire and corrosion resistant, protected by Elementech corrosion resistant coating, salt spray tested to 1000 hours.

5. Complies with EU Safety, Health and Environmental requirements.

Product Benefits & Use

1. Heavy duty self drilling metal screws are also offered in a special 16mm thick steel penetration version.  Designed to not only drill through thick, hardened, or complex alloy steel, but can also pass stringent 1mm + 2mm + 9mm, and 2mm + 12mm penetration tests. 

2. Heavy duty self drilling screws, penetrates 12.5mm thick steel with ease.  The patented Thunder-Shot drill point prevents wandering during the initial drill drive, clears out swarf swiftly and efficiently.  The whole screw is coated with BN3 silver coating, which consists of multiple layers of specially formulated, corrosion resistant chemicals, and can easily withstand 1000hrs of salt spray test.

3. Self-drilling screws do not require a pilot hole.  This accelerates installation time and lowers the cost and need for additional drill bits. 

4. The extra functionality and cost-saving feature make self-drilling screws the clear choice for metal building construction.

Packing & Shipment

Packing1 : bulk packing, 25kg/ctn
Packing2 : small packing: 1kg/small box, 25boxes/ctn
Packing3 : small packing:1kg/plastic bag, 25bags/ctn
Packing4 : at customers' special request on weight
Packing5 : with or without pallet

MOQ: 5MT
Delivery time : 20-30 days after received the deposit.

Our Service

1. Short delivery and timely delivery.
2. Considerate after-sales service.
3. Professional manufacture with many years experience.
4. Full set of testing equipment to ensure products' performance.
5. Strict quality control process, have quality testing team, all products will be tested before loading.
6. Sell to more than 100 countries, covering all continents of the world.

Etiquetes populars: heavy duty self drilling metal screws