These tools repair, maintain, and replace tires and wheel assemblies. Lug nut wrenches are socket wrenches that tighten and loosen lug nuts on truck and automobile wheels. Wheel socket torque sticks and extensions connect to an impact wrench to loosen and tighten lug nuts. Tire repair tools patch tires, install wheel weights, and repair valves. Tire mounting and demounting tools break the bond between the tire and rim to speed tire replacement. Tire marking tools write on wet, cold, and dirty rubber tires to connote condition, pinpoint repairs needed, or to note repair status. Wheel service tools replace wheel bearings. Brake tools are specialty tools for the maintenance and repair of vehicle brakes. Brake tubing service products replace air lines in air brake suspension systems on trucks and trailers. Kingpin pushers remove corroded kingpins and anchor pins from steering mechanisms of large vehicles.