... 2.Weight about 8.5kg 3.Trans-speed ration:1:68 4.out torque : 6500 N.,M 5 Use for trucks ... BD-68 1.Main material :40 chrome2.Weight about 8.5kg3.Trans ... '',34'',35'',36'',38'' and 41'' are available.Model BD-68 Labor Saving Wrench adopts high effciency planetary shifting as main ...