Main Features: 1. Third gear speed: The applicability of a wide range of cutting. 2. Arc push Saw: High cutting efficiency, 1.5 times as ordinary bow sawing. 3. The new V-belt drive: Low noise. (Not more than 74 db) 4.Main motor built-in: Beautiful appearance, high security. 5.Feeding rate controlled by rotary valve handle 6.Withtravel switch for machine stop 7.sawing blade controlled by cylinder for cutting working 8.After cutting finished,  special structure for bow lift automatic