Birzman Torque Driver (4Nm)

. The Birzman Torque Driver 4Nm allows for precise torque at 4Nm, which means you no longer have to guess and run the risk of over tightening bolts. The Birzman Torque Drive 4Nm will click once the desired torque is reached Features Calibrated to 4Nm Compact design for easy storing and transporting Includes T25, 3, 4 and 5mm Hex KeysBuy Birzman Workshop from Chain Reaction Cycles, the World's Largest Online Bike Store.