Circular tct blades is an attachment of grass/brush cutter used to cut tree branches and weeding.its made of heavy duty or hardened steel with thickness of about 2.5mm.its universal & usually compactible with most grass cutters and can be used for also cutting paddy and wheat, besides using for cutting trees and branches of trees.so if you already have a grass/brush cutter you can simply get this saw blade to enable you cut trees and branches of trees and also on...