摘要 |
A tool is described comprising a shaft having a first longitudinal axis and a front segment, wherein the front segment has a cross-sectional area, wherein the front segment is configured to engage at least a portion of a screw head, and wherein the front segment has at least a first recess having a second longitudinal axis substantially transverse to the first longitudinal axis; at least one spring element housed in the first recess, wherein a first portion of the spring element at least partially protrudes transversely across the first longitudinal axis; wherein the cross-sectional area is substantially polygonal, having a least one radii; wherein the second longitudinal axis is substantially aligned with at least one radii; and wherein the portion of the spring element protruding transversely across the first longitudinal axis is elastically deformable.
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