1.factory pass ISO certificate 2.steel structure,sturdy 3.any painting color is acceptable 4.quench blade on stracor sweeper 1.factory pass ISO certificate2.steel structure,sturdy3.any painting color is acceptable4.quench the blades on tractor sweeperitem no25063sblade length2500mmblade height620mmworking width1800-2500mmworking angle(degree)0 ,22,44weight448kgworking speed40km/h snow sweeper