PH 3.9 mm 25 mm

Fej: countersunk

Surface treatment: zinc plated

Colour: white

MVZ-B stiffening screw: self-drilling, with countersunk head and 6 ribs under the head. The ribs of the MVZ-B stiffening screw enables the easy and fast recess in plastic. During the use of the MVZ-B stiffening screw, pre-drilling is not needed. The MVZ-B stiffening screws are suitable to fix thin-wall steel and aluminium profiles to plastic profiles. The MVZ-B stiffening screw is suitable for a profile with a wall thickness not more than 2.5 mm. It is also known as window building screw, window screw, frame mounting screw

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