Gola Uni Iso 4755 -

1. Title Gola Fasteners – Head Configuration to UNI ISO 4755 Hexagon wrenching geometry and dimensional compliance 2. Overview This document defines the head geometry and wrenching interface for Gola -type fasteners (e.g., bolts, screws, or specialized threaded components) manufactured in accordance with UNI ISO 4755 . ISO 4755 specifies the width across flats and head height relationships for hexagon products, ensuring tool compatibility and torque transfer.