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| Type | Tek Screw, Roof Screw | Model | DIN 7504P / DIN 7504K |
| Params | Diameter: 3.5mm-6.3mm; Length: 13mm-150mm; Drilling capacity: 1mm-12mm steel plate | Material | Case Hardened Steel (C1022A) |
| Applicable Industry | Roofing, Steel Framing, Solar Panel Installation | ||
No pre-drilling required, saves labor time, high drilling speed, waterproof EPDM washer available.

hex washer head self drilling screw

din7504p_specs
