tool carrier box scraper blade for lanscape work

guys sorry if I ask this question could you tell me how to use it and whether it is of great use this tool: it is the tool carrier box scraper is a tool in which a harrow ripper dozer blade and a scraper, in my part of the individual build tools for each job, you find it useful, I could build it myself in the underground of the farm? you can use the rear of the machine is in the stage of advancement in tension and thrust in both forward and backward believe to be effective? thanks to those who will want to answer







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