Durhand 7-Piece Torque Multiplier, Lug Wrench Set with Wrench, Long Bar, Rocking Bar & Carry Case, Blue/BlackSUPER LABOR SAVING: With a 1: 64 gear ratio bringing 5000 NM this lug nut wrench produces powerful output torque which helps easily loosen and remove large rusty nuts or bolts to save both time and labor. MULTIPLE APPLICATIONS: Can be used to disassemble various kinds of tires the easy way. Suitable for most vehicles such as cars trucks buses RVs semi trucks and other heavy duty vehicles etc. BUILT TOUGH: Made from heavy duty alloy steel and carbon