121955

The phrase "" does not appear to be a standard technical name for this tool. However, in the context of hardware and construction, it often describes:

Ideal for heavy-duty automotive applications where a standard-length bit cannot reach the fastener. 121955

1/2" drive, Torx T55 profile, 100mm total length. The phrase "" does not appear to be

This specific tool is widely available from automotive and tool retailers: Torx T55 profile