Replaceable by 3-sides tooth grinding saw;attached 3 meters stretchable aluminum handleBlade length 7"/175MM total length 3175mm W0269A 3175MM 201*25*26CM 15KGBlade length 7"/175MMtotal length 3175MMManganese steel head,Replaceable by 3-sides tooth grinding saw; attached 3 meters stretchable aluminum handle.