This preset 4 Nm Torq Socket kit will work with any mini tool containing a 5 mm Allen wrench (or single 5 mm Allen wrench). Its advanced torque limit release design consistently applies precise torque values on component bolts for safety & prevents damage to expensive carbon parts. A carry case neatly stores one preset 4/5/6 Nm & the 5 most popular tool bits (3 / 4 / 5 mm hex & T20 / T25 Torx). The +-6% tolerance is guaranteed for 5000 cycles FUNCTIONS 5 PRESET TORQUE 4 Nm (Tolerance: +- 6%) ALLEN BITS 3 / 4 / 5 mm TORX BITS T20 / T25 CARRY CASE Engineering grade polymer TOOL MATERIAL Hardened steel SIZE 5.4 x 5 x 2.2 cm / 2.1” x 2” x 0.9” WEIGHT 75 g / 2.65 oz ADDED FEATURE Carry case