Instructions: In this task, you are to Translate German text to English
Input: Weiterhin betrifft die Erfindung Schlösser, die von der genannten Verbindungsvorrichtung Gebrauch machen.
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The pin is made of wear-resistant steel, especially psilomelane steel.