Park Tool's wheel building and servicing tools are the backbone of every solid bike shop. The SW-3 Spoke Wrench for 3.96 mm nipples is a standard tool, easily recognized by it's distinct balloon-like silhouette and Park Tool blue vinyl coating. This professional service tool is precisely machined of exact fit to eliminate risk of stripping a spoke nipple. made for long service life from hardened steel, which also nickel-plated to maintain the tool interface.

The vinyl coating provides grip and tactile response, while the handle shape is highly effective for the tight quarters of a 36 spoke wheel. Each individual size Park spoke wrench features it's own color, for quick recognition and effective tool organization.