An Allen key of all highest quality from the house Wera®. Stainless Allen keys rust not only, but prevent also a rusting with high-grade steel screws.
In use of not stainless tools it can come to corrosion in the screw head. By the special profile Hex Plus® the screw heads will be preserved. In the picture the easily curved hexagonal surfaces are to be recognized.
The relevance of the safety instructions always depends on the degree of difficulty of the dive and its requirements. The same applies to the execution of technical work.These safety instructions can therefore not be considered comprehensive.