Features:
1) The guide handle offers a highly engineered, built-in shockmount system to reduce
hav (hand-arm vibration) and improve operator comfort
2) utilizing crank shaft and coupling rod configuration instead of crank and
cantilever structure, which improve a great operating performance and
service life
3) Well balanced performance reduces operator effort, non key seat design double
service life of inner-cylinder body
4) Easy for dismounting and low cost for maintenance