torque wrench heavy truck 1.labor saving wrench 2.Gear ratio:1:58 ... We are leading manufacturer(over 8 years' experiece) of tyre repair material and tire shop garage consumables, including ... self vulcanized), any tire repair tools and machines.Directions of labor saving wrench HLH-58:1. Length:270mm2. Gear ratio ... 37*21cm5.One set including two sockets.The size of 1'',22'',24'',27'',30'',32'',33'',34'', ...