Installs Most Truck Wheel Studs in Seconds. Use with an impact wrench or ratchet. The tool body is equipped with a thrust bearing to easily pull the new wheel stud into place. Fits truck wheel studs up to 22mm (7/8\") in diameter. Use the lug nut to tighten against the tool body to pull the stud in position. 28970 Replacement Bearing & Dust Shield *WILL WORK ON BOTH RIGHT HAND AND LEFT HAND THREADS *The bearing is not warrantied *2\" OD *7/8\" ID