Basic information Chinese name English Name Screw lift screw lift introduce screw, screw lift characteristics of affordable, simple screw lift electric screw lift, SWL series worm screw lift is a basic crane parts, in line with JB / T8809 -2010 (formerly JB / T8809-1998, JB / ZQ4391-86) standard. Carrying capacity 2.5-120T. JWB ball screw lift | screw lift | Haokun transmission provided by the Texas Machinery Co., Ltd. Kun-ho. Texas Haokun Machinery Co., Ltd. (www.nljxcd.com) strong, credible, in Dezhou reducer, variable speed machine industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Haokun into the brilliant and you work for a better future!