Fields of application

Self-drilling screws TX truss washer head are extremely versatile as they can be used for different applications. They can be used for DIY, bricolage and handicraft jobs as well as for large-scale projects.

This type of self-drilling screw is mainly used for laying metal sheets and profiles, and also for fixing PVC onto metallic supports.

Features, finishes and certifications

Self-drilling screws TX truss washer head are sold in four different sizes, all with a diameter of 4.2 mm.

They are made of C1022 tempered steel and, in compliance with the parameters of the European Community Directive RoHS, the only plating available is the blue zinc Cr3, which has a salt spray resistance up to 24 hr.

Thanks to its strong>GOST R certification it can be sold in Russia.

Laying and fixing operations

Fixing screw TX truss washer head is very easy thanks to its self-drilling point. No pre-tapping operations are required and the self-drilling point ensures perfectly dimensioned holes, avoiding any drilling and/or coupling errors.The TX hollow form enables a higher torque than the usual PZ or PH forms without increasing the pressure.An electric screwdriver is required and the bit is already included in the package.


There are four sizes available, 13, 16, 19 and 25 mm, sold in boxes of one thousand pieces each, ready to ship in 24/48 hours.

For more information on this item see the specific page for self-drilling screws TX truss washer head on our online catalogue.