- Self tapping insert with fine external thread - Material: brass Application - For use with thermoplastics and hardwoods Mounting - Mount the insert in a plain hole with the aid of the Insertion tool INS-TOOL, a tap, a drill fitted with a threaded head or an automatic threading machine. - The insert should be installed in such a way that the thread/slot cuts its own thread - For soft material the initial hole should be drilled at the minimum recommended size, for a hard material, at the maximum recommended size Info - Sold by the pack