Hard Plasterboard Screw For Wood/Steel Joists Phosphated C1 3.9x55mm 500pcs Essve
The screw is made of hardened steel C1 with phosphated surface treatment. It is equipped with a Philips cross recess Ph2.
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Hard Plasterboard Screw For Wood/Steel Joists Phosphated C1 3.9x55mm 500pcs Essve
The screw is made of hardened steel C1 with phosphated surface treatment. It is equipped with a Philips cross recess Ph2.
Description
The screw is made of hardened steel with phosphated surface treatment. It is equipped with a Philips cross recess Ph2. The screw has a reversed thread under the head that presses the board material tightly against the substrate.
Specification
- Surface treatment: Phosphated
- Main material: Steel
- Corrosivity class: C1
- Environmental coding: Indoor
- Diameter: 3.9 mm
- Length: 55 mm
- Head diameter: 7.8 mm
- Thread length: 42 mm
- D.thickness (tfix): 39 mm
- Bits: PH2
- Drilling capacity min/max: 0.4 - 0.9
- Quantity/Pack: 500pcs