Amazon with Pro Bike Tool has the 6-Piece Pro Bike Tool Adjustable Torque Wrench Set for $34.99 - 50% off coupon (check "Apply Coupon") = $17.49 with free shipping on $35+ or with Prime. Includes four interchangeable tool bits: 3, 4, 5mm hex / allen, T25, torque wrench, and a 6mm allen key to turn dial.