WB SELF-DRILLING SCREW FOR STEEL WITH DOUBLE THREAD BOX OF 100

4,8 mm x 100 mm

Qty: 100 | Box

Double-threaded screw for trapezoidal steel sheet – max thickness of 2 x 1.25mm.Installing insulation layers on flat roofs in conjunction with steel washer, whichremains stable thanks to the double thread.

Features and benefits

• Hardened thread surface
• High quality anti-corrosion coating guarantees resistance of 15 Kesternich cycles.
• The shape and type of thread is designed specifically for connecting to metal sheets
• The drill point is designed to provide a fast and hassle-free installation. Sharp point of the drill prevents movement of the surface of the fixture.
• Reduced drilling point ensures optimal tightness and correct hole diameter in thin metal sheets.
• Two types of threads: one designed for mounting into construction, second under head thread, prevents external panel dents and helps to seal the connection

Base material

• Metal Sheet & Profiles
• Structural Steel

Applications

• Installing insulation layers on flat roofs in conjunction with steel washer, which remains stable thanks to the double thread.