Tohnichi’s lineup of click type torque wrenches includes adjustable types with torque scale, prelock types that have a torque scale but also help prevent human error by making it difficult to change torque value, preset types without a torque scale that are designed for repeated tightening at the same torque, Pokayoke (error-proofing) torque wrenches that help prevent missed tightening, angle wrenches for rotation angle tightening, and types that, in addition to their click function, transmit tightening torque data wirelessly.