Prestacycle TorqKey T-Handle Preset Torque Tool Torque value accurate to + / – 8% Torque accuracy lifecycle exceeds 5000 cycles Provides 20 degree overrun when maximum torque is reached Overrun provides user with unmistakable feedback when torque value is reached Polymer T-Handle ergonomically designed for comfortable four-finger and palm grip Color-coded tension markings on both sides 12mm wide Zinc shaft has 50% thicker walls; stronger than other Torque tools Magnetic 1/4″ hex bit retention makes bit changes easy