Tenive Heavy Duty Lug Nut Labor Saving Tool Torque Multiplier Socket Wrench Set with Case, 3 sockets High-quality Steel Imported Great tools for loosen and removes lug nuts from vehicles Heavy duty torque multiplier lug nut wrench with Max torque output: 320 N.M. and gear ratio: 1:16 Including three sockets (17mm, 19mm, 21mm) Package with durable plastic case that easy for transport Overall size:11" L x 8" W x 3.1" H