Komet KD-10 lathe tool bit set. This set contains various tools used for metalworking on a lathe machine. Contents: The set typically includes several carbide-tipped lathe tools (also known as drehmeißel or drehstahl in German) with different cutting profiles, a tool holder, and an Allen key. Material: The tools appear to be tipped with P20 grade carbide, as indicated by the "P20" markings on the shanks in the image. This is a common grade for general purpose machining of steel. Purpose: These tools are used for various lathe operations, such as turning, facing, boring, and threading, allowing for precision cutting and shaping of workpieces.
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