Unior Y-Torx Wrench The Best Tool To Have One of the best tools to have as a home mechanic is the Y-Torx tool. With the ability to switch quickly between different Torx sizes paired with an ergonomic handle, you'll be able to keep all your bolts tight with ease. The Unior Y-Torx Wrench comes in three Torx sizes including a T10, T15, and T25. This will be perfect for small screws like rotor bolts. Features Quickly change between different Torx sizes Ergonomic handle makes it easy to get the leverage you need Comes with a T10, T15, and T25 Torx | Unior | Y-Torx Wrench T10, T15, T25