Genius® uPVC Self Tapping Screws - 3.9mm X 38mm - 25 Pack

Genius® uPVC Self Tapping Screws - 3.9mm X 38mm - 25 Pack

These Genius self tapping screws are recommended for use with most uPVC products, they have a 3.9mm thread thickness and 38mm in length. They have a self tapping tip on them which means they will self drill the hole.

Threads are specifically developed for fast starting, fast insertion and exceptional grip. Head designs incorporate features that help to ensure secure fastening and trouble-free installation.

Features

• Improved Grip – Innovative under head ribs on many head styles act as a brake to avoid spinning and improve grip on hardware, preventing movement.
• Superior Plating – Unique plating process provides peace of mind. Genius plated Carbon Steel window screws exceed industry guidelines for extended corrosion resistance.
• Quick and Secure – Steep thread creates a gimlet point for an instant start, without slippage. Deep thread inserts quickly, prevents stripping and increases pull-out value.
• Strong – New drill point geometry, improves drilling performance in single wall and multi chamber applications, reducing breakages.