[Size: T10 & 25 & 30]
Park Tool introduced the bicycle world to the 3-way hex wrench set over 40 years ago. Our Y-shaped wrenches fit perfectly in the palm of your hand and provide excellent leverage, making them a favorite of mechanics in bike shops worldwide.
The ergonomically-shaped tool body features a glass fiber reinforced polymer center. Each wrench is made from industrial tool steel, through hardened and tempered for long life, with chamfered tips for a perfect fit.
The TWS-3 features T10, T25 and T30 Torx-compatible wrenches, three of the most popular star driver fittings found on modern bicycles, including disc rotor bolts (T25), chainring bolts (T30), and hydraulic brake work (T10).
Park Tool 3-way wrenches can be found in bike shops, race pits, and home mechanics toolboxes around the world. We make a full line of hex/Torx-compatible 3-ways:
Since our origins in the back of a bike shop in 1963, it has been Park Tools sole mission to design and manufacture high-quality tools that empower mechanics and riders of all skill levels to service their bicycles. As with our other 500+ tools, our hex wrenches are a product of our decades of experience and expertise in the industry, in the shop and on the trail.