Description
Overview
Hex head self drilling roofing screw with seal, Case Hardened Steel, size 5.5 mm x 20 MM.
Sold per piece. Screwman code HTEKHT5520H.
Description: Hex Self Drilling Screw with Seal (for Timber) Class 3 and 4
Dimensions – DIN 7504 K / AS 3566 class 3/4 coating 5.5 mm x 20 MM
| Standard | DIN 7504 K / AS 3566 class 3/4 coating |
|---|---|
| Product | Hex head self drilling roofing screw with seal |
| Thread | ST 5.5 (No. 12) |
| Length (l) | 20 mm |
| Corrosion class | AS 3566 class 3 / 4 coating |
| Application | timber |
Material, Grade & Strength
| Material | Case-hardened carbon steel |
|---|
Finish & Corrosion Protection
Plain / self colour: No applied coating. Stainless, brass and nylon parts are supplied plain; plain steel parts need oil, paint or protected environments.
Nominal dimensions per DIN 7504 K / AS 3566 class 3/4 coating. Weights are calculated from nominal dimensions and are a guide only (±10%). Values for fit and strength should be confirmed against the standard for critical applications.
Specifications
No structured specifications are available yet.