Adjust your bike's bolts to the correct and safe torque as recommended by the manufacturer. Properly adjust your stem, seatpost clamp and other critical parts. Features: Covers a torque range of 3-15Nm. Reads in precise increments of 0.4Nm with an accuracy of ±4%. Includes ¼ inch M3, M4, M5, M6 Hex, socket extensions and T25 & T30 sockets. Lets you dial in not more, not less but that exact tightness.